Expansion of e.g.f. exp(x * cos(2*x)).

Terms

a(0) =1a(1) =1a(2) =1a(3) =-11a(4) =-47a(5) =-39a(6) =1681a(7) =10893a(8) =-13215a(9) =-851471a(10) =-5515679a(11) =34375397a(12) =887687857a(13) =3982645577a(14) =-85350572943a(16) =-659043831871