a(n) = 16*a(n-1) + a(n-2), starting with a(0) = 2 and a(1) = 16.

A090305

a(n) = 16*a(n-1) + a(n-2), starting with a(0) = 2 and a(1) = 16.

Terms

    a(0) =2a(1) =16a(2) =258a(3) =4144a(4) =66562a(5) =1069136a(6) =17172738a(7) =275832944a(8) =4430499842a(9) =71163830416

External references