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Antichains of multisets.

Kilibarda, Goran ; Jovović, Vladeta

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The number of labelled k-arch graphs.

Lamathe, Cédric

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The number of ternary words avoiding abelian cubes grows exponentially.

Aberkane, Ali ; Currie, James D. ; Rampersad, Narad

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Meanders and Motzkin words.

Panayotopoulos, A. ; Tsikouras, P.

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Pelesko, John A.

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Minimum sum and difference covers of abelian groups.

Haanpää, Harri

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Enumeration of concave integer partitions.

Snellman, Jan ; Paulsen, Michael

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Combinatorial interpretations of a generalization of the Genocchi numbers.

Domaratzki, Michael

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Zeroing the baseball indicator and the chirality of triples.

Simons, Christopher S. ; Wright, Marcus

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Partition statistics and q-Bell numbers (q=-1).

Wagner, Carl G.

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A new domino tiling sequence.

Tauraso, Roberto

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Identities involving reciprocals of binomial coefficients.

Sury, B. ; Wang, Tianming ; Zhao, Feng-Zhen

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The greatest common divisor of two recursive functions.

Schlage-Puchta, Jan-Christoph ; Spilker, Jürgen

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On k-colored Motzkin words.

Sapounakis, A. ; Tsikouras, P.

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Counting transitive relations.

Pfeiffer, Götz

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Counting stabilized-interval-free permutations.

Callan, David

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An asymptotic expansion for the Catalan-Larcombe-French sequence.

Clark, Lane

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Partial complements and transposable dispersions.

Kimberling, Clark ; Brown, John E.

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Combinatorial results for semigroups of order-decreasing partial transformations.

Laradji, A. ; Umar, A.

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Some results on summability of random variables.

Goonatilake, Rohitha

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A new Fibonacci-like sequence of composite numbers.

Vsemirnov, M.

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Convoluted convolved Fibonacci numbers.

Moree, Pieter

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Acyclic digraphs and eigenvalues of (0,1)-matrices.

McKay, Brendan D. ; Oggier, Frédérique E. ; Royle, Gordon F. ; Sloane, N.J.A. ; Wanless, Ian M. ; Wilf, Herbert S.

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Partitions excluding specific polygonal numbers as parts.

Sellers, James A.

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