G.f. A(x) satisfies 5*x = Sum_{n=-oo..+oo} (-1)^n * x^(5*n) * (A(x) + x^n)^(5*n) with A(0) = 1.
A380683
G.f. A(x) satisfies 5*x = Sum_{n=-oo..+oo} (-1)^n * x^(5*n) * (A(x) + x^n)^(5*n) with A(0) = 1.
Terms
- a(0) =1a(1) =3a(2) =11a(3) =44a(4) =185a(5) =806a(6) =3620a(7) =16732a(8) =79540a(9) =388643a(10) =1949282a(11) =10013543a(12) =52527829a(13) =280419434a(14) =1518360693a(15) =8313011022a(16) =45902814834a(17) =255113772507
External references
- oeis: A380683