Periodic sequence: repeat [5, 7].

Terms

a(0) =5a(1) =7a(2) =5a(3) =7a(4) =5a(5) =7a(6) =5a(7) =7a(8) =5a(9) =7a(10) =5a(11) =7a(12) =5a(13) =7a(14) =5a(15) =7a(16) =5a(17) =7a(18) =5a(19) =7a(20) =5a(21) =7a(22) =5a(23) =7a(24) =5a(25) =7a(26) =5a(27) =7a(28) =5a(29) =7