Numbers k such that 2^k == 10 (mod k).

A128123

Numbers k such that 2^k == 10 (mod k).

Terms

    a(0) =1a(1) =2a(2) =6a(3) =18a(4) =16666a(5) =262134a(6) =4048124214a(7) =24430928839a(8) =243293052886

External references