A136245 a(n) = (1/n!)*Sum_{k=0..n} Stirling1(n,k)*A062208(k).

1, 1, 31, 2649, 441061, 121105865, 49615422851, 28371278927921, 21590240845164949, 21097596332115411641, 25747535208630845100139, 38380480386387824213385401, 68621153798435104081277748401

Offset: 0

Author

Vladeta Jovovic, Mar 16 2008

Keywords

• easy
• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..30

Crossrefs

Cf. A121251.

Formula

a(n) = Sum_{m>=0} binomial(binomial(m,3),n)/2^(m+1).

Extensions

More terms from Alois P. Heinz, Aug 13 2008