Expansion of e.g.f. (1 - x^4)^(-1/x^3).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =61a(6) =361a(7) =1261a(8) =3361a(9) =128521a(10) =1678321a(11) =11670121a(12) =56596321a(13) =1773048421a(14) =37020623641a(15) =410615985781