- Mengmeng Liu, Andrew Yezhou Wang. The Number of Designated Parts in Compositions with Restricted Parts. J. Integer Seq., 23(1), 2020.
- Marcus Michelen. A Short Note on the Average Maximal Number of Balls in a Bin. J. Integer Seq., 23(1), 2020.
- Freeman J. Dyson, Norman E. Frankel, Anthony J. Guttmann. SanD Primes and Numbers. J. Integer Seq., 23(3), 2020.
- Yevgenya Movshovich. Raabe's Identity and Covering Systems. J. Integer Seq., 23(2), 2020.
- Stepan Kochemazov, Oleg Zaikin 0002, Eduard Vatutin, Alexey Belyshev. Enumerating Diagonal Latin Squares of Order Up to 9. J. Integer Seq., 23(1), 2020.
- George E. Andrews, David Newman. The Minimal Excludant in Integer Partitions. J. Integer Seq., 23(2), 2020.
- Yu Hin (Gary) Au, Fatemeh Bagherzadeh, Murray R. Bremner. Enumeration and Asymptotic Formulas for Rectangular Partitions of the Hypercube. J. Integer Seq., 23(1), 2020.
- Jovan Mikic. On Certain Sums Divisible by the Central Binomial Coefficient. J. Integer Seq., 23(1), 2020.
- Tyler Ball, Joanne Beckford, Paul Dalenberg, Tom Edgar, Tina Rajabi. Some Combinatorics of Factorial Base Representations. J. Integer Seq., 23(3), 2020.
- Robert Frontczak. Harmonic Sums via Euler's Transform: Complementing the Approach of Boyadzhiev. J. Integer Seq., 23(3), 2020.