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Journal of Integer Sequences, Volume 20
Volume 20, Number 1, 2017
- Seunghyun Seo:
The Catalan Threshold Arrangement. 17.1.1 - John Greene, Jesse Schmieg:
Continued Fractions with Non-Integer Numerators. 17.1.2 - Kamilla Oliver, Helmut Prodinger:
Summations in Bernoulli's Triangles via Generating Functions. 17.1.3 - Andrew Yezhou Wang, Tingrui Yuan:
Alternating Sums of the Reciprocal Fibonacci Numbers. 17.1.4 - Nachum Dershowitz:
Touchard's Drunkard. 17.1.5 - Lili Mu, Sai-Nan Zheng:
On the Total Positivity of Delannoy-Like Triangles. 17.1.6 - Ilya Amburg, Krishna Dasaratha, Laure Flapan, Thomas Garrity, Chansoo Lee, Cornelia Mihaila, Nicholas Neumann-Chun, Sarah Peluse, Matthew Stoffregen:
Stern Sequences for a Family of Multidimensional Continued Fractions: TRIP-Stern Sequences. 17.1.7 - Göksal Bilgici, Ümit Tokeser, Zafer Ünal:
Fibonacci and Lucas Sedenions. 17.1.8
Volume 20, Number 2, 2017
- László Tóth:
Alternating Sums Concerning Multiplicative Arithmetic Functions. 17.2.1 - Johan Nilsson:
On Counting the Number of Tilings of a Rectangle with Squares of Size 1 and 2. 17.2.2 - Antônio Francisco Neto:
The Dual of Spivey's Bell Number Identity from Zeon Algebra. 17.2.3 - Peter Boyland, Gabriella Pintér, István G. Laukó, Ivan Roth, Jon E. Schoenfield, Stephen Wasielewski:
On the Maximum Number of Non-intersecting Diagonals in an Array. 17.2.4 - Mahid M. Mangontarum:
Some Theorems and Applications of the (q, r)-Whitney Numbers. 17.2.5 - Abdoul Aziz Ciss, Dustin Moody:
Arithmetic Progressions on Conics. 17.2.6 - Tom Müller:
On the Exponents of Non-Trivial Divisors of Odd Numbers and a Generalization of Proth's Primality Theorem. 17.2.7 - Roland Paulin:
Largest Values of the Stern Sequence, Alternating Binary Expansions and Continuants. 17.2.8
Volume 20, Number 3, 2017
- Tricia Muldoon Brown:
Convex Domino Towers. 17.3.1 - Ivan Lunev:
A Tribonacci-Like Sequence of Composite Numbers. 17.3.2 - Hancong Zhao, Dong Zhang:
Sums of Digits and the Distribution of Generalized Thue-Morse Sequences. 17.3.3 - Maxie D. Schmidt:
Jacobi-Type Continued Fractions for the Ordinary Generating Functions of Generalized Factorial Functions. 17.3.4 - Richell O. Celeste, Roberto B. Corcino, Ken Joffaniel M. Gonzales:
Two Approaches to Normal Order Coefficients. 17.3.5 - Kritkhajohn Onphaeng, Prapanpong Pongsriiam:
Jacobsthal and Jacobsthal-Lucas Numbers and Sums Introduced by Jacobsthal and Tverberg. 17.3.6 - Ricky X. F. Chen, Christian M. Reidys:
A Combinatorial Identity Concerning Plane Colored Trees and its Applications. 17.3.7 - Iaroslav V. Blagouchine:
A Note on Some Recent Results for the Bernoulli Numbers of the Second Kind. 17.3.8
Volume 20, Number 4, 2017
- Scott Balchin, Dan Rust:
Computations for Symbolic Substitutions. 17.4.1 - Christian Ballot:
On Functions Expressible as Words on a Pair of Beatty Sequences. 17.4.2 - B. Hemanthkumar, H. S. Sumanth Bharadwaj, M. S. Mahadeva Naika:
Congruences Modulo Small Powers of 2 and 3 for Partitions into Odd Designated Summands. 17.4.3 - Levent Kargin:
Some Formulae for Products of Geometric Polynomials with Applications. 17.4.4 - Fabien Durand, Julien Leroy:
The Constant of Recognizability is Computable for Primitive Morphisms. 17.4.5 - Fatih Yilmaz, Tomohiro Sogabe, Emrullah Kirklar:
On The Pfaffians and Determinants of Some Skew-Centrosymmetric Matrices. 17.4.6 - Dev Phulara, Louis Shapiro:
Constructing Pseudo-Involutions in the Riordan Group. 17.4.7 - Diffalah Laissaoui, Mourad Rahmani:
An Explicit Formula for Sums of Powers of Integers in Terms of Stirling Numbers. 17.4.8
Volume 20, Number 5, 2017
- Caleb Ji:
Enumerative Properties of Posets Corresponding to a Certain Class of Games of No Strategy. 17.5.1 - Ram Krishna Pandey, Rohit Saxena:
On Some Conjectures about Arithmetic Partial Differential Equations. 17.5.2 - Taras Goy, Roman Zatorsky:
Infinite Linear Recurrence Relations and Superposition of Linear Recurrence Equations. 17.5.3 - Reza Kahkeshani:
The Tilings of a (2 × n)-Board and Some New Combinatorial Identities. 17.5.4 - Richard Ehrenborg, Dustin Hedmark, Cyrus Hettle:
A Restricted Growth Word Approach to Partitions with Odd/Even Size Blocks. 17.5.5 - Rafael Jakimczuk:
On Sums of Powers of the p-adic Valuation of n! 17.5.6 - Jonathan M. Borwein, Kevin G. Hare, Jason G. Lynch:
Generalized Continued Logarithms and Related Continued Fractions. 17.5.7 - Kathryn Haymaker, Sara Robertson:
Counting Colorful Tilings of Rectangular Arrays. 17.5.8
Volume 20, Number 6, 2017
- Richard M. Low, Ardak Kapbasov:
Non-Attacking Bishop and King Positions on Regular and Cylindrical Chessboards. 17.6.1 - Douglas E. Iannucci:
On the Equation σ(n) = n + φ(n). 17.6.2 - Robert Davis:
Width-k Generalizations of Classical Permutation Statistics. 17.6.3 - Jonathan Bayless, Paul Kinlaw:
Explicit Bounds for the Sum of Reciprocals of Pseudoprimes and Carmichael Numbers. 17.6.4 - Milan Janjic:
Some Formulas for Numbers of Restricted Words. 17.6.5 - Nicholas J. Newsome, Maria S. Nogin, Adnan H. Sabuwala:
A Proof of Symmetry of the Power Sum Polynomials Using a Novel Bernoulli Number Identity. 17.6.6 - Timothy B. Flowers, Shannon R. Lockard:
Extending a Recent Result on Hyper m-ary Partition Sequences. 17.6.7 - Kevin Chen, Jianqiang Zhao:
Supercongruences Involving Multiple Harmonic Sums and Bernoulli Numbers. 17.6.8
Volume 20, Number 7, 2017
- Olivier Bordellès:
Long and Short Sums of a Twisted Divisor Function. 17.7.1 - Amitabha Tripathi:
On a Special Case of the Frobenius Problem. 17.7.2 - Nathan Fox:
A Slow Relative of Hofstadter's Q-Sequence. 17.7.3 - Florian Luca, László Tóth:
The rth Moment of the Divisor Function: An Elementary Approach. 17.7.4 - Doyon Kim:
On the Largest Integer that is not a Sum of Distinct Positive nth Powers. 17.7.5 - Christian Bean, Henning Úlfarsson, Anders Claesson:
Enumerations of Permutations Simultaneously Avoiding a Vincular and a Covincular Pattern of Length 3. 17.7.6 - Joris N. Buloron, Roberto B. Corcino, Jay M. Ontolan:
Number of Dissections of the Regular n-gon by Diagonals. 17.7.7 - László Németh:
On the Binomial Interpolated Triangles. 17.7.8
Volume 20, Number 8, 2017
- Volodymyr Gavrylkiv:
Bases in Dihedral and Boolean Groups. 17.8.1 - Emanuele Munarini:
Shifting Property for Riordan, Sheffer and Connection Constants Matrices. 17.8.2 - Yonah Biers-Ariel:
The Number of Permutations Avoiding a Set of Generalized Permutation Patterns. 17.8.3 - Jeremy F. Alm:
401 and Beyond: Improved Bounds and Algorithms for the Ramsey Algebra Search. 17.8.4 - Petros Hadjicostas:
Cyclic, Dihedral and Symmetrical Carlitz Compositions of a Positive Integer. 17.8.5 - Lajos Hajdu, Márton Szikszai, Volker Ziegler:
On Arithmetic Progressions in Lucas Sequences. 17.8.6 - Paul LeVan, David Prier:
Improved Bounds on the Anti-Waring Number. 17.8.7 - Margherita Maria Ferrari, Norma Zagaglia Salvi:
Aperiodic Compositions and Classical Integer Sequences. 17.8.8
Volume 20, Number 9, 2017
- Eric Kaper, Ryan Stuffelbeam:
The Composite Two-Step. 17.9.1 - Pentti Haukkanen, Jorma K. Merikoski, Mika Mattila, Timo Tossavainen:
The Arithmetic Jacobian Matrix and Determinant. 17.9.2 - Tian-Xiao He, Peter J.-S. Shiue:
An Approach to the Construction of Linear Divisibility Sequences of Higher Orders. 17.9.3 - Michael Coons:
Extension of a Theorem of Duffin and Schaeffer. 17.9.4 - Sebastian Luther, Stephan Mertens:
The Perimeter of Proper Polycubes. 17.9.5 - Martin Rubey, Christian Stump:
Double Deficiencies of Dyck Paths via the Billey-Jockusch-Stanley Bijection. 17.9.6 - José Manuel Rodríguez Caballero:
Divisors on Overlapped Intervals and Multiplicative Functions. 17.9.7 - László Tóth:
A Variation on Mills-Like Prime-Representing Functions. 17.9.8
Volume 20, Number 10, 2017
- Vincent Ouellet:
On the Sum of the Reciprocals of the Middle Prime Factors of an Integer. 17.10.1 - Pierpaolo Natalini, Paolo Emilio Ricci:
Integer Sequences Connected with Extensions of the Bell Polynomials. 17.10.2 - Jia Huang, Madison Mickey, Jianbai Xu:
The Nonassociativity of the Double Minus Operation. 17.10.3 - Mark Shattuck:
Identities for Generalized Whitney and Stirling Numbers. 17.10.4 - Keith R. Matthews, John P. Robertson, Anitha Srinivasan:
Extending Theorems of Serret and Pavone. 17.10.5 - Marcelo Firer, Karine Bobadilha Couto, Eduardo Brandani da Silva:
Enumeration of Vertices, Edges and Polygons in Tessellations of the Plane. 17.10.6 - Yonah Cherniavsky, Vadim E. Levit, Avraham Goldstein, Robert Shwartz:
Hultman Numbers and Generalized Commuting Probability in Finite Groups. 17.10.7 - Lukas Spiegelhofer:
A Digit Reversal Property for an Analogue of Stern's Sequence. 17.10.8
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