a(n) = 22*a(n-1) + a(n-2), starting with a(0) = 2 and a(1) = 22.

A090313

a(n) = 22*a(n-1) + a(n-2), starting with a(0) = 2 and a(1) = 22.

Terms

    a(0) =2a(1) =22a(2) =486a(3) =10714a(4) =236194a(5) =5206982a(6) =114789798a(7) =2530582538a(8) =55787605634

External references