Expansion of g.f. A(x) satisfying A(x)^3 = A( x^3/(1 - 3*x)^3 ) / (1 - 3*x).

A361762

Expansion of g.f. A(x) satisfying A(x)^3 = A( x^3/(1 - 3*x)^3 ) / (1 - 3*x).

Terms

    a(0) =1a(1) =1a(2) =2a(3) =5a(4) =15a(5) =52a(6) =197a(7) =779a(8) =3135a(9) =12709a(10) =51757a(11) =211761a(12) =871022a(13) =3603282a(14) =14992067a(15) =62719588a(16) =263724900a(17) =1114107925a(18) =4726879206a(19) =20135644606a(20) =86099626270a(21) =369492052236

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