a(n) = 8^n mod 3^n.

Terms

a(0) =0a(1) =2a(2) =1a(3) =26a(4) =46a(5) =206a(6) =433a(7) =2006a(8) =739a(9) =19034a(10) =53857a(11) =76562a(12) =435349a(13) =1357028a(14) =1290286a(15) =5539319a(16) =1267831a(17) =96236090a(18) =124187905a(19) =993503240a(20) =974457118a(21) =4308872543a(22) =13550273938a(23) =45640072286a(24) =176834220634a(25) =567385155629