60949324800
domain: N
Appears in sequences
- a(n) = (2*n)!/(n+1)!.at n=10A001761
- Number of partitions of the 10-dimensional hypercube resulting from a sequence of n bisections, each of which splits any part perpendicular to any of the axes, such that each axis is used at least once.at n=0A258424
- Number of permutations of [n] beginning with at least floor(n/2) ascents.at n=20A262033
- Number of permutations of [n] beginning with at least ceiling(n/2) ascents.at n=20A262034
- Obverse convolution A000201**A001950; see Comments.at n=8A374863