G.f. A(x) satisfies: A(x) = Sum_{n>=0} (n+1) * x^n / (1 - x^(n+1)*A(x)).
A340357
G.f. A(x) satisfies: A(x) = Sum_{n>=0} (n+1) * x^n / (1 - x^(n+1)*A(x)).
Terms
- a(0) =1a(1) =3a(2) =7a(3) =20a(4) =64a(5) =232a(6) =908a(7) =3717a(8) =15716a(9) =67996a(10) =299396a(11) =1337022a(12) =6040421a(13) =27556567a(14) =126762966a(15) =587324586a(16) =2738338960a(17) =12837950292a(18) =60483207417a(19) =286206067039
External references
- oeis: A340357