Numerator of [x^(2n)] of the Taylor series cos(cot(x)-coth(x))= 1 -2*x^2/9 +2*x^4/243 -676*x^6/229635 +62*x^8/295245 -...
A013556
Numerator of [x^(2n)] of the Taylor series cos(cot(x)-coth(x))= 1 -2*x^2/9 +2*x^4/243 -676*x^6/229635 +62*x^8/295245 -...
Terms
- a(0) =1a(1) =-2a(2) =2a(3) =-676a(4) =62a(5) =-2714132a(6) =7223932a(7) =-120994136a(8) =13831453742
External references
- oeis: A013556