G.f. A(x) satisfies: A(x) = Sum_{n>=0} x^n*A(x)^n/(1 - x^2*A(x)^(n+1)).
A340334
G.f. A(x) satisfies: A(x) = Sum_{n>=0} x^n*A(x)^n/(1 - x^2*A(x)^(n+1)).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =8a(4) =27a(5) =95a(6) =358a(7) =1401a(8) =5667a(9) =23502a(10) =99499a(11) =428464a(12) =1871746a(13) =8277726a(14) =36999434a(15) =166926834a(16) =759343873a(17) =3479755948a(18) =16052353219a(19) =74497506171a(20) =347642785112
External references
- oeis: A340334