Expansion of e.g.f. exp(x * (1 + x^4)^2).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =241a(6) =1441a(7) =5041a(8) =13441a(9) =393121a(10) =10946881a(11) =99902881a(12) =559025281a(13) =2335441681a(14) =182348406241