G.f. A(x) satisfies: Sum_{n>=0} x^n * A(x)^(n^2) = Sum_{n>=0} x^n / [Product_{k=1..n} 1 - (2*k-1)*x].
A325453
G.f. A(x) satisfies: Sum_{n>=0} x^n * A(x)^(n^2) = Sum_{n>=0} x^n / [Product_{k=1..n} 1 - (2*k-1)*x].
Terms
- a(0) =1a(1) =1a(2) =1a(3) =4a(4) =22a(5) =139a(6) =1030a(7) =8445a(8) =74766a(9) =705916a(10) =7052531a(11) =74161365a(12) =817741825a(13) =9428968826a(14) =113449665799
External references
- oeis: A325453