Expansion of (1/x) * Series_Reversion( x / ( (1+x)^3 * (1+2*x)^3 ) ).
A379522
Expansion of (1/x) * Series_Reversion( x / ( (1+x)^3 * (1+2*x)^3 ) ).
Terms
- a(0) =1a(1) =9a(2) =114a(3) =1683a(4) =27111a(5) =462060a(6) =8192078a(7) =149541975a(8) =2791795695a(9) =53056724409
External references
- oeis: A379522