G.f. satisfies: A(x) = exp( Sum_{n>=1} x^n*A(x^n + x^(2*n))/n ).

A192634

G.f. satisfies: A(x) = exp( Sum_{n>=1} x^n*A(x^n + x^(2*n))/n ).

Terms

    a(0) =1a(1) =1a(2) =2a(3) =5a(4) =15a(5) =50a(6) =191a(7) =789a(8) =3566a(9) =17306a(10) =89871a(11) =496250a(12) =2901931a(13) =17901455a(14) =116129282a(15) =789973067a(16) =5620945352a(17) =41739598787a(18) =322802306649

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