Expansion of g/(1 + x^3*g), where g = 1+x*g^3 is the g.f. of A001764.

A387676

Expansion of g/(1 + x^3*g), where g = 1+x*g^3 is the g.f. of A001764.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =11a(4) =53a(5) =266a(6) =1399a(7) =7612a(8) =42547a(9) =242853a(10) =1409666a(11) =8295875a(12) =49384083a(13) =296841370a(14) =1799169292a(15) =10983674250a(16) =67477577461a(17) =416854908247

External references