Expansion of g^3/(1 + x*g)^2, where g = 1+x*g^4 is the g.f. of A002293.
A391606
Expansion of g^3/(1 + x*g)^2, where g = 1+x*g^4 is the g.f. of A002293.
Terms
- a(0) =1a(1) =1a(2) =10a(3) =58a(4) =403a(5) =2924a(6) =22113a(7) =172213a(8) =1372044a(9) =11130261a(10) =91624156a(11) =763466227a(12) =6427041731a(13) =54578677149a(14) =466990198097
External references
- oeis: A391606