41024

Appears in sequences

• Number of 4 X 4 symmetric magic squares with line sum 2n.at n=15A093198
• Number of ordered set partitions of [n] where equal-sized blocks are ordered with increasing least elements.at n=8A120774
• Degree of denominator of GF for number of ways to place k nonattacking queens on an n X n toroidal board.at n=11A178720
• G.f.: Sum_{n>=0} x^n * (1 + x^n)^n / (1 - x^(n+1))^(n+1).at n=71A325046
• Number T(n,k) of colored compositions of n using all colors of a k-set such that all parts have different color patterns and the patterns for parts i are sorted and have i colors in (weakly) increasing order; triangle T(n,k), n>=0, 0<=k<=n, read by rows.at n=44A327244
• Numbers k that divide the k-th tangent (or "zag") number.at n=29A372944