A117658 Number of solutions to x^(k+1)=x^k mod n for some k>=1.

1, 2, 2, 3, 2, 4, 2, 5, 4, 4, 2, 6, 2, 4, 4, 9, 2, 8, 2, 6, 4, 4, 2, 10, 6, 4, 10, 6, 2, 8, 2, 17, 4, 4, 4, 12, 2, 4, 4, 10, 2, 8, 2, 6, 8, 4, 2, 18, 8, 12, 4, 6, 2, 20, 4, 10, 4, 4, 2, 12, 2, 4, 8, 33, 4, 8, 2, 6, 4, 8, 2, 20, 2, 4, 12