a(n) = 34*a(n-1) - a(n-2); a(0)=0, a(1)=6.

A082405

a(n) = 34*a(n-1) - a(n-2); a(0)=0, a(1)=6.

Terms

    a(0) =0a(1) =6a(2) =204a(3) =6930a(4) =235416a(5) =7997214a(6) =271669860a(7) =9228778026a(8) =313506783024

External references