a(n) = 5^n mod 103.

Terms

a(0) =1a(1) =5a(2) =25a(3) =22a(4) =7a(5) =35a(6) =72a(7) =51a(8) =49a(9) =39a(10) =92a(11) =48a(12) =34a(13) =67a(14) =26a(15) =27a(16) =32a(17) =57a(18) =79a(19) =86a(20) =18a(21) =90a(22) =38a(23) =87a(24) =23a(25) =12a(26) =60a(27) =94a(28) =58a(29) =84