2123550

Appears in sequences

• a(n) = binomial(2*n+1, n+1)*binomial(n+4, 4).at n=7A085375
• a(n) = binomial(n+7,7)*binomial(n+11,7).at n=4A104476
• a(n) = binomial(n+3,n)*binomial(n+8,n).at n=8A104671
• a(n) = binomial(n+4,n)*binomial(n+8,n).at n=7A105251