Expansion of e.g.f. (1/6!)*sin^6(x)/cos(x) (coefficients of even powers only).

A278195

Expansion of e.g.f. (1/6!)*sin^6(x)/cos(x) (coefficients of even powers only).

Terms

    a(0) =0a(1) =0a(2) =0a(3) =1a(4) =-28a(5) =882a(6) =-17116a(7) =803803a(8) =13713336a(9) =3671012164a(10) =506128123928

External references