Expansion of e.g.f. exp( Sum_{k>=0} x^(3*k+4) / (3*k+4)! ).

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =1a(5) =0a(6) =0a(7) =1a(8) =35a(9) =0a(10) =1a(11) =330a(12) =5775a(13) =1a(14) =2717a(15) =225225a(16) =2627626a(17) =21828a(18) =6782490a(19) =290990701a(20) =2546343368a(21) =190030590a(22) =22939766851a(23) =644182060203