57429

Appears in sequences

• Self-convolution 6th power of A113672, where a(n) = A113672(n+1)/(n+1).at n=4A113666
• a(n) = Sum_{k=0..floor(n/2)} binomial(n,k)^2 * binomial(n-k,k) * 2^k.at n=7A381482