Expansion x^2*cotan(x)/(exp(x^2*cotan(x))-1) = Sum_{n>=0} a(n)*x^n/(n+1)!^2.
A199541
Expansion x^2*cotan(x)/(exp(x^2*cotan(x))-1) = Sum_{n>=0} a(n)*x^n/(n+1)!^2.
Terms
- a(0) =1a(1) =-2a(2) =3a(3) =96a(4) =-820a(5) =5760a(6) =189000a(7) =1720320a(8) =1632960a(9) =1393459200a(10) =430921814400
External references
- oeis: A199541