p-INVERT of (0,1,0,1,0,1,...), where p(S) = 1 - S - S^3.

Terms

a(0) =1a(1) =1a(2) =3a(3) =5a(4) =11a(5) =21a(6) =42a(7) =83a(8) =163a(9) =323a(10) =635a(11) =1255a(12) =2473a(13) =4880a(14) =9625a(15) =18985a(16) =37451a(17) =73869a(18) =145715a(19) =287421a(20) =566954a(21) =1118331a(22) =2205947a(23) =4351307a(24) =8583091a(25) =16930447a(26) =33395857a(27) =65874464a(28) =129939569a(29) =256310161