G.f. A(x) satisfies: Sum_{n>=0} (1+x)^(n^2) / (1 + A(x))^(n+1) = 1.
A320949
G.f. A(x) satisfies: Sum_{n>=0} (1+x)^(n^2) / (1 + A(x))^(n+1) = 1.
Terms
- a(0) =1a(1) =3a(2) =21a(3) =360a(4) =9957a(5) =374253a(6) =17525043a(7) =974215107a(8) =62408814861
External references
- oeis: A320949