Expansion of series reversion of x * (1 - 9*x) / (1 - x).
A131927
Expansion of series reversion of x * (1 - 9*x) / (1 - x).
Terms
- a(0) =0a(1) =1a(2) =8a(3) =136a(4) =2888a(5) =68680a(6) =1749896a(7) =46707976a(8) =1289214152a(9) =36496595656
External references
- oeis: A131927