Numerators of Postnikov's hook-length formula 2^n*(n+1)^(n-1)/n!.

A241590

Numerators of Postnikov's hook-length formula 2^n*(n+1)^(n-1)/n!.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =64a(4) =250a(5) =1728a(6) =67228a(7) =2097152a(8) =1062882a(9) =80000000a(10) =9431790764a(11) =6115295232

External references