G.f.: Product_{n>=1} (1 + a(n)*x^n/n!) = exp(x).
A137852
G.f.: Product_{n>=1} (1 + a(n)*x^n/n!) = exp(x).
Terms
- a(0) =1a(1) =1a(2) =-2a(3) =9a(4) =-24a(5) =130a(6) =-720a(7) =8505a(8) =-35840a(9) =412776a(10) =-3628800a(11) =42030450a(12) =-479001600a(13) =7019298000a(14) =-82614884352
External references
- oeis: A137852