Numerators of coefficients in expansion of (cos x)/(1 + cos(sqrt(x))).

A279238

Numerators of coefficients in expansion of (cos x)/(1 + cos(sqrt(x))).

Terms

    a(0) =1a(1) =1a(2) =-11a(3) =-343a(4) =871a(5) =54871a(6) =-12359a(7) =-102902159a(8) =-137687549a(9) =344971369a(10) =20000206271

External references