51357

Appears in sequences

• a(n) = n*(n+1)*(n+2)*(n+3)*(3*n+2)/120.at n=17A051836
• Subdiagonal of array of n-gonal numbers A081422.at n=37A081423
• Number of walks of length n between two nodes at distance 4 in the cycle graph C_9.at n=15A095369
• 75-gonal numbers: a(n) = n*(73*n-71)/2.at n=38A098230
• G.f. satisfies: A(x) = Sum_{n>=0} x^n*A(x)^n * Product_{k=1..n} (A(x)^k - x^k).at n=8A229189
• a(n) = 3*(3*n+1)*(9*n+8)/2.at n=35A304504
• Number of ways to split an integer partition of n into consecutive subsequences of equal length.at n=35A323433