157564

Appears in sequences

• a(n) = 1681*n^2 - 984*n - 696.at n=9A118060
• Sequence that except for initial 1 is the complement of its inverse Euler transform.at n=19A120538
• Triangle T(n,k) read by rows (n >= 0, k >= 0) with g.f. 1/(1 - f(0)*x - x*y/(1 - f(1)*x - x*y/(1 - f(2)*x - x*y/(1 - f(3)*x - x*y/(1 - f(4)*x - x*y/(1 - ...)))))) where f(n) = n + 1 for n >= 0.at n=40A383019