a(n) = 5a(n-1) - 5a(n-2) + a(n-3) with a(0) = 4, a(1) = 17, a(2) = 65.

A102207

a(n) = 5a(n-1) - 5a(n-2) + a(n-3) with a(0) = 4, a(1) = 17, a(2) = 65.

Terms

    a(0) =4a(1) =17a(2) =65a(3) =244a(4) =912a(5) =3405a(6) =12709a(7) =47432a(8) =177020a(9) =660649a(10) =2465577a(11) =9201660a(12) =34341064a(13) =128162597a(14) =478309325a(15) =1785074704a(16) =6661989492a(17) =24862883265a(18) =92789543569a(19) =346295291012

External references