Antidiagonal sum of table A072590(n,k) = n^(k-1)*k^(n-1) for n>=1.

A132609

Antidiagonal sum of table A072590(n,k) = n^(k-1)*k^(n-1) for n>=1.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =26a(4) =147a(5) =1026a(6) =8532a(7) =82394a(8) =906485a(9) =11194402a(10) =153347766a(11) =2307805402a(12) =37851581159a(13) =672037936898

External references