Expansion of e.g.f. exp(1 - x - exp(2*x)).

Terms

a(0) =1a(1) =-3a(2) =5a(3) =1a(4) =-7a(5) =-75a(6) =-99a(7) =1241a(8) =10161a(9) =18989a(10) =-332299a(11) =-3857551a(12) =-14440151a(13) =141168997a(14) =2807256333a(15) =20182451657a(16) =-42073176479