G.f. A(x) satisfies: [x^n] (1+x)^((n-1)^2) / A(x) = 0 for n>0.

A304190

G.f. A(x) satisfies: [x^n] (1+x)^((n-1)^2) / A(x) = 0 for n>0.

Terms

    a(0) =1a(1) =0a(2) =0a(3) =4a(4) =90a(5) =2448a(6) =79716a(7) =3058740a(8) =135637242a(9) =6835557984a(10) =386119895256

External references