Expansion of g.f. A(x) satisfying Sum_{n=-oo..+oo} (x^n - 4*A(x))^n = 1 - 2*Sum_{n>=1} x^(n^2).
A370034
Expansion of g.f. A(x) satisfying Sum_{n=-oo..+oo} (x^n - 4*A(x))^n = 1 - 2*Sum_{n>=1} x^(n^2).
Terms
- a(0) =1a(1) =4a(2) =15a(3) =53a(4) =185a(5) =711a(6) =3270a(7) =17297a(8) =95108a(9) =511258a(10) =2653139a(11) =13479835a(12) =68633758a(13) =356913516a(14) =1906525759a(15) =10388550830a(16) =57084621325a(17) =313692565172
External references
- oeis: A370034