G.f. A(x) = Sum_{n>=0} a(n)*x^n, where a(n) = Sum_{k=0..n-1} [x^k] A(x)^k for n >= 1 with a(0) = 1.
A378325
G.f. A(x) = Sum_{n>=0} a(n)*x^n, where a(n) = Sum_{k=0..n-1} [x^k] A(x)^k for n >= 1 with a(0) = 1.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =7a(4) =41a(5) =338a(6) =3499a(7) =42969a(8) =606351a(9) =9633640a(10) =169888025a(11) =3290314970a(12) =69409429043
External references
- oeis: A378325