Expansion of Product_{k>=1} ((1 - k!*x^k)/(1 + k!*x^k)).
A292319
Expansion of Product_{k>=1} ((1 - k!*x^k)/(1 + k!*x^k)).
Terms
- a(0) =1a(1) =-2a(2) =-2a(3) =-6a(4) =-22a(5) =-130a(6) =-870a(7) =-6578a(8) =-56270a(9) =-533346a(10) =-5551534a(11) =-63053074a(12) =-776254350a(13) =-10302652946a(14) =-146717718254
External references
- oeis: A292319