G.f. = 1/(x^36*p(1/x)) where p(x)=(- 25 - 49 x^9 + x^10)*(- 1 - 2 x^9 + x^10)^3*(- 1 - x^9 + x^10)^6.
A135647
G.f. = 1/(x^36*p(1/x)) where p(x)=(- 25 - 49 x^9 + x^10)*(- 1 - 2 x^9 + x^10)^3*(- 1 - x^9 + x^10)^6.
Terms
- a(0) =1a(1) =61a(2) =3070a(3) =150836a(4) =7392650a(5) =362245994a(6) =17750074048a(7) =869753690956
External references
- oeis: A135647