a(n) = 25*a(n-1) + a(n-2), starting with a(0) = 2 and a(1) = 25.

A330767

a(n) = 25*a(n-1) + a(n-2), starting with a(0) = 2 and a(1) = 25.

Terms

    a(0) =2a(1) =25a(2) =627a(3) =15700a(4) =393127a(5) =9843875a(6) =246490002a(7) =6172093925a(8) =154548838127

External references