2519400
domain: N
Appears in sequences
- a(n) = (n+1)*binomial(n+1,8).at n=12A027768
- a(n) = (n+1)*binomial(n+1,12).at n=8A027772
- Robbins triangle read by rows: T(n,k) = number of alternating sign n X n matrices with a 1 at top of column k (n >= 1, 1<=k<=n).at n=31A048601
- Robbins triangle read by rows: T(n,k) = number of alternating sign n X n matrices with a 1 at top of column k (n >= 1, 1<=k<=n).at n=32A048601
- Number of nonintersecting (or self-avoiding) rook paths of length 2n+2 joining opposite corners of an n X n grid.at n=8A257888