Expansion of e.g.f.: sin(r*x) / sqrt(1 + cos(r*x)^2) where r = sqrt(2), odd powers only.

A263246

Expansion of e.g.f.: sin(r*x) / sqrt(1 + cos(r*x)^2) where r = sqrt(2), odd powers only.

Terms

    a(0) =1a(1) =1a(2) =-11a(3) =-491a(4) =-11159a(5) =460681a(6) =103577629a(7) =8160790429a(8) =-624333860399

External references