Expansion of 1/((1-4*x)*(1-x^4)).

Terms

a(0) =1a(1) =4a(2) =16a(3) =64a(4) =257a(5) =1028a(6) =4112a(7) =16448a(8) =65793a(9) =263172a(10) =1052688a(11) =4210752a(12) =16843009a(13) =67372036a(14) =269488144a(15) =1077952576a(16) =4311810305a(17) =17247241220a(18) =68988964880a(19) =275955859520