11593285251
domain: N
Appears in sequences
- Number of 5-alternating permutations.at n=20A181936
- Generalized Euler numbers. Square array A(n,k), n >= 1, k >= 0, read by antidiagonals. A(n,k) = n-alternating permutations of length n*k.at n=40A181985
- n-alternating permutations of length 4n.at n=4A181991
- Square array read by ascending antidiagonals: number of m-shape Euler numbers.at n=49A260877