G.f. satisfies: A(x) = exp( Sum_{n>=1} A(x)^n * A(x^n) * x^n/n ).

A198413

G.f. satisfies: A(x) = exp( Sum_{n>=1} A(x)^n * A(x^n) * x^n/n ).

Terms

    a(0) =1a(1) =1a(2) =3a(3) =11a(4) =46a(5) =205a(6) =962a(7) =4668a(8) =23268a(9) =118374a(10) =612305a(11) =3210348a(12) =17023682a(13) =91140496a(14) =491968036a(15) =2674572509a(16) =14631157562a(17) =80480706331a(18) =444865534251

External references