a(n+2) = 5*a(n+1) - 3*a(n) (n >= 1); a(0) = 0, a(1) = 1, a(2) = 4.

A095940

a(n+2) = 5*a(n+1) - 3*a(n) (n >= 1); a(0) = 0, a(1) = 1, a(2) = 4.

Terms

    a(0) =0a(1) =1a(2) =4a(3) =17a(4) =73a(5) =314a(6) =1351a(7) =5813a(8) =25012a(9) =107621a(10) =463069a(11) =1992482a(12) =8573203a(13) =36888569a(14) =158723236a(15) =682950473a(16) =2938582657a(17) =12644061866a(18) =54404561359a(19) =234090621197

External references