Write exp(-x) = Product_{n>=1} (1 + g_n * x^n); a(n) = numerator(g_n).

Terms

a(0) =-1a(1) =1a(2) =1a(3) =3a(4) =1a(5) =13a(6) =1a(7) =27a(8) =8a(9) =91a(10) =1a(11) =1213a(12) =1a(13) =505a(14) =1919a(15) =2955a(16) =1a(17) =24557a(18) =1a(19) =1136313a(20) =34943a(21) =12277a(22) =1a(23) =65978519a(24) =624a(25) =57331a(26) =58528a(27) =195948483a(28) =1a(30) =1