5 F(2n) (F(2n) + 1) + 1 where F(n) denotes the n-th Fibonacci number.

A156095

5 F(2n) (F(2n) + 1) + 1 where F(n) denotes the n-th Fibonacci number.

Terms

    a(0) =1a(1) =11a(2) =61a(3) =361a(4) =2311a(5) =15401a(6) =104401a(7) =712531a(8) =4875781a(9) =33398201a(10) =228859951a(11) =1568486161a(12) =10750188961a(13) =73681909211a(14) =505020747661

External references