117312

Appears in sequences

• Expansion of (psi(x^2) / psi(-x))^3 in powers of x where psi() is a Ramanujan theta function.at n=19A001937
• Convolution of A023532 and Lucas numbers.at n=22A023597
• Molecular topological indices of the graph join C_n + C_n of cycle graphs.at n=23A192848
• Number of (n+1) X (7+1) 0..2 arrays colored with the upper median value of each 2 X 2 subblock.at n=11A235953
• Triangle read by rows: T(n,k) is the coefficient A_k in the transformation Sum_{k=0..n} (k+1)*x^k = Sum_{k=0..n} A_k*(x-3)^k.at n=50A246799
• Triangle read by rows: T(n,k) is the number of unlabeled weakly connected digraphs with n arcs and k vertices, k = 1..n+1.at n=52A350789