Pisot sequence T(4,14).

Terms

a(0) =4a(1) =14a(2) =49a(3) =171a(4) =596a(5) =2077a(6) =7238a(7) =25223a(8) =87897a(9) =306303a(10) =1067403a(11) =3719680a(12) =12962320a(13) =45171020a(14) =157411717a(15) =548547468a(16) =1911575138a(17) =6661446313a(18) =23213770727a(19) =80895217952a(20) =281903201529a(21) =982374694626