924924

Appears in sequences

• a(n) = binomial(n+5, 5)*binomial(n+8, 5).at n=6A105940
• a(n) = binomial(n+6,6)*binomial(n+9,9).at n=5A107421
• Triangle read by rows: T(n,k) = binomial(2*n,k)*Stirling2(2*n-k,n).at n=33A226703