a(n) = 16*a(n-1) - 62*a(n-2) for n > 1; a(0) = 1, a(1) = 9.

A163460

a(n) = 16*a(n-1) - 62*a(n-2) for n > 1; a(0) = 1, a(1) = 9.

Terms

    a(0) =1a(1) =9a(2) =82a(3) =754a(4) =6980a(5) =64932a(6) =606152a(7) =5672648a(8) =53180944a(9) =499190928a(10) =4689836320a(11) =44087543584a(12) =414630845504

External references