64026

Appears in sequences

• G.f. satisfies: A(x) = B(x*A(x)) where B(x) = Sum_{n>=0} x^n/n!^2 and A(x) = Sum_{n>=0} a(n)*x^n/n!^2.at n=5A179156
• Successive approximations up to 2^n for the 2-adic integer Sum_{k>=0} k!.at n=16A341680
• a(n) is the number of ways to partition a square n X n into five rectangles of different dimensions, without any straight cut spanning the entire square.at n=33A384208