G.f. A(x) satisfies: A(x) = x + x^2 * A(x/(1 - 6*x)) / (1 - 6*x).
A351161
G.f. A(x) satisfies: A(x) = x + x^2 * A(x/(1 - 6*x)) / (1 - 6*x).
Terms
- a(0) =0a(1) =1a(2) =0a(3) =1a(4) =12a(5) =109a(6) =900a(7) =7309a(8) =62280a(9) =590185a(10) =6402360a(11) =78347593a(12) =1042633908a(13) =14648616757a(14) =214421295132
External references
- oeis: A351161