1-sequence of reduction of (n^3) by x^2 -> x+1.

Terms

a(0) =0a(1) =8a(2) =35a(3) =163a(4) =538a(5) =1618a(6) =4362a(7) =11018a(8) =26327a(9) =60327a(10) =133532a(11) =287324a(12) =603692a(13) =1243044a(14) =2515419a(15) =5013979a(16) =9863110a(17) =19176814a(18) =36900470a(19) =70348470a(20) =132999135a(21) =249552143a(22) =465041880a(23) =861196248a(24) =1585696248a(25) =2904335648a(26) =5293714067a(27) =9605482003