G.f. satisfies A((A(x) - x)/x^2) = x, this sequence gives the coefficients at odd powers only.
A309637
G.f. satisfies A((A(x) - x)/x^2) = x, this sequence gives the coefficients at odd powers only.
Terms
- a(0) =1a(1) =1a(2) =-1a(3) =4a(4) =-24a(5) =179a(6) =-1542a(7) =14779a(8) =-154147a(9) =1724785a(10) =-20499916a(11) =256971448a(12) =-3379187370a(13) =46424470573a(14) =-664168673391
External references
- oeis: A309637