Numerators of series coefficients of 1/(1 + cosh(sqrt(x))).

A089171

Numerators of series coefficients of 1/(1 + cosh(sqrt(x))).

Terms

    a(0) =1a(1) =-1a(2) =1a(3) =-17a(4) =31a(5) =-691a(6) =5461a(7) =-929569a(8) =3202291a(9) =-221930581a(10) =4722116521a(11) =-56963745931

External references