Expansion of the series reversion of x*(1 + 2*x)/(1 - x - x^2).
A291535
Expansion of the series reversion of x*(1 + 2*x)/(1 - x - x^2).
Terms
- a(0) =1a(1) =-3a(2) =14a(3) =-82a(4) =541a(5) =-3833a(6) =28479a(7) =-218927a(8) =1726651a(9) =-13893013a(10) =113594944a(11) =-941109972a(12) =7883133111a(13) =-66651214993a(14) =568062130934
External references
- oeis: A291535