-16788784

Appears in sequences

• Numerator of [x^n] in the Taylor expansion exp(cot(x)-coth(x))= 1-2*x/3 +2x^2/9 -4*x^3/81 +2*x^4/243 -136*x^5/25515 +676*x^6/229635 -...at n=13A013551
• Numerator of [x^(2n+1)] of the Taylor series sin(cot(x)-coth(x)).at n=6A013552