Numerator of [x^(2n)] in the Taylor expansion cos(cosec(x)-cot(x))= 1-x^2/8 -7*x^4/384 -97*x^6/46080 -2063*x^8/10321920 -17803*x^10/1238630400 -....
A013521
Numerator of [x^(2n)] in the Taylor expansion cos(cosec(x)-cot(x))= 1-x^2/8 -7*x^4/384 -97*x^6/46080 -2063*x^8/10321920 -17803*x^10/1238630400 -....
Terms
- a(0) =1a(1) =-1a(2) =-7a(3) =-97a(4) =-2063a(5) =-17803a(6) =-250781a(7) =166831871a(8) =43685848289a(9) =447550424579
External references
- oeis: A013521