Generalized Pell numbers P(n,5,5).

Terms

a(0) =0a(1) =1a(2) =2a(3) =5a(4) =13a(5) =34a(6) =89a(7) =232a(8) =605a(9) =1578a(10) =4116a(11) =10736a(12) =28003a(13) =73041a(14) =190515a(15) =496926a(16) =1296147a(17) =3380779a(18) =8818187a(19) =23000741a(20) =59993521a(21) =156482896a(22) =408159020a(23) =1064613385a(24) =2776862948a(25) =7242974718a(26) =18892067685a(27) =49276745441a(28) =128530009618