Numbers k such that 2^k == 12 (mod k).

Terms

a(0) =1a(1) =2a(2) =4a(3) =5a(4) =3763a(5) =125714a(6) =167716a(7) =1803962a(8) =2895548a(9) =4031785a(10) =36226466a(11) =16207566916a(12) =103742264732