Expansion of exp( Sum_{n>=1} -sigma_7(n)*x^n/n ) in powers of x.
A283337
Expansion of exp( Sum_{n>=1} -sigma_7(n)*x^n/n ) in powers of x.
Terms
- a(0) =1a(1) =-1a(2) =-64a(3) =-665a(4) =-1351a(5) =33111a(6) =408149a(7) =1959491a(8) =-4502590a(9) =-149420286a(10) =-1182474566a(11) =-3678670450a(12) =22384197409a(13) =377982157035
External references
- oeis: A283337