Expansion of e.g.f. log(1+sin(x)^2)/2 (even-indexed coefficients).

A024293

Expansion of e.g.f. log(1+sin(x)^2)/2 (even-indexed coefficients).

Terms

    a(0) =0a(1) =1a(2) =-10a(3) =256a(4) =-13840a(5) =1282816a(6) =-181649920a(7) =36478744576

External references