E.g.f. tan(x*cosh(x)), zeros omitted.

A009634

E.g.f. tan(x*cosh(x)), zeros omitted.

Terms

    a(0) =1a(1) =5a(2) =81a(3) =3429a(4) =238273a(5) =25669093a(6) =3923627345a(7) =807194393477

External references