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0 votes
0 answers
46 views

Products involving exponents of tribonacci numbers

7 votes
0 answers
175 views

The convex hull of Schur polynomial evaluations

3 votes
0 answers
43 views

Even and odd Dyck paths

11 votes
2 answers
305 views

How many players are needed so that two evenly matched teams can be picked?

6 votes
2 answers
564 views

Number of solutions of $am \equiv bn \pmod{q}$

3 votes
0 answers
182 views

A bridge between the algebraic / differential geometry of $\frak{sl}_2(\mathbb{C})$ and the Sheffer-Appell calculus and combinatorics

11 votes
1 answer
343 views

abelian quotients of permutation groups

6 votes
2 answers
114 views

Decidability of (restricted) periodicity of Wang tilings

1 vote
1 answer
111 views

Largest value of the Möbius function for subposet of product of chains

1 vote
0 answers
108 views

Applications of hyperbolic polynomials?

4 votes
1 answer
298 views

The existence of a specific kind of independent set in a connected graph satisfying the following property

4 votes
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68 views

Largest rank-selected Möbius function of a product of chains

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56 views

Sequences that sum up to possible generalization of Euler or up/down numbers (A000111)

1 vote
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47 views

Convolutions of (m)-associahedra and (m)-noncrossing partition polynomials--combinatorial proofs?

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