Denominators of coefficients in expansion of 3/(2 + cos(sqrt(x))).

A279234

Denominators of coefficients in expansion of 3/(2 + cos(sqrt(x))).

Terms

    a(0) =1a(1) =6a(2) =72a(3) =2160a(4) =362880a(5) =1209600a(6) =1437004800a(7) =784604620800

External references