Least number m such that 8^m == +- 1 (mod 8n + 1).

Terms

a(0) =1a(1) =4a(2) =10a(3) =5a(4) =10a(5) =7a(6) =3a(7) =2a(8) =3a(9) =9a(10) =11a(11) =8a(12) =4a(13) =14a(14) =55a(15) =7a(16) =34a(17) =14a(18) =8a(19) =11a(20) =26a(21) =29a(22) =6a(23) =16a(24) =11a(25) =15a(26) =5a(27) =20a(28) =29a(29) =4