a(n) = [x^n] (15! / Sum_{k=0..n} (k+15)!*x^k)^(1/8).
A303673
a(n) = [x^n] (15! / Sum_{k=0..n} (k+15)!*x^k)^(1/8).
Terms
- a(0) =1a(1) =-2a(2) =-16a(3) =-204a(4) =-3264a(5) =-60384a(6) =-1239912a(7) =-27591408a(8) =-655324704a(9) =-16443029408a(10) =-432731364992
External references
- oeis: A303673