Expansion of e.g.f. 1 / ( 1 - Sum_{k>=0} x^(5*k+4) / (5*k+4)! ).

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =1a(5) =0a(6) =0a(7) =0a(8) =70a(9) =1a(10) =0a(11) =0a(12) =34650a(13) =1430a(14) =1a(15) =0a(16) =63063000a(17) =5105100a(18) =54740a(19) =1a(20) =305540235000a(21) =40738698000a(22) =1134117600a(23) =1652090a(27) =314389754250