a(n) = coefficient of x^n in the power series A(x) such that: 1 = Sum_{n=-oo..+oo} n * x^n * (1 - x^n)^n * A(x)^n.

A357158

a(n) = coefficient of x^n in the power series A(x) such that: 1 = Sum_{n=-oo..+oo} n * x^n * (1 - x^n)^n * A(x)^n.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =28a(4) =129a(5) =784a(6) =4547a(7) =28474a(8) =178947a(9) =1160189a(10) =7599423a(11) =50580502a(12) =339862004a(13) =2306662818a(14) =15774817084a(15) =108652754620a(16) =752854936635

External references