G.f. A(x) satisfies: x = Sum_{n>=0} ( (1+x)^(n^2) - A(x)^n ) / 2^(n+1).

A304860

G.f. A(x) satisfies: x = Sum_{n>=0} ( (1+x)^(n^2) - A(x)^n ) / 2^(n+1).

Terms

    a(0) =1a(1) =2a(2) =32a(3) =608a(4) =17750a(5) =683504a(6) =32183336a(7) =1782735248a(8) =113381031512

External references