E.g.f.: exp(exp(x) - Sum_{i=0..5} x^i/i!).

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =1a(7) =1a(8) =1a(9) =1a(10) =1a(11) =1a(12) =463a(13) =1717a(14) =4720a(15) =11441a(16) =25884a(17) =56135a(18) =2977313a(19) =23524737a(20) =125212889a(21) =552517341a(22) =2183244857a(23) =8025931950a(24) =124257251233