a(n) = coefficient of x^n, n >= 0, in A(x) such that: 2 = Sum_{n=-oo..+oo} (-1)^n * x^n * (2*A(x) + x^n)^(2*n+1).
A357232
a(n) = coefficient of x^n, n >= 0, in A(x) such that: 2 = Sum_{n=-oo..+oo} (-1)^n * x^n * (2*A(x) + x^n)^(2*n+1).
Terms
- a(0) =1a(1) =3a(2) =25a(3) =254a(4) =2763a(5) =32180a(6) =393169a(7) =4964017a(8) =64254694a(9) =848214039a(10) =11375359344a(11) =154547261539
External references
- oeis: A357232