2456909824

Appears in sequences

• Number of n X n whirlpool permutations (see A334518).at n=3A334517
• Array read by antidiagonals: T(m,n) (m>=1, n>=1) = number of m X n whirlpool permutations.at n=24A334518
• Triangle read by rows: T(n,k) (1<=k<=n) = number of n X k whirlpool permutations (see A334518).at n=9A334519