Pisot sequence L(4,10).

Terms

a(0) =4a(1) =10a(2) =25a(3) =63a(4) =159a(5) =402a(6) =1017a(7) =2573a(8) =6510a(9) =16472a(10) =41679a(11) =105461a(12) =266850a(13) =675216a(14) =1708513a(15) =4323086a(16) =10938795a(17) =27678662a(18) =70035898a(19) =177213300a(20) =448406526a(21) =1134612428a(22) =2870933600a(23) =7264383443a(24) =18381221638a(25) =46510390257a(26) =117686215012a(27) =297783895756a(28) =753488830979