A094263 Triangle read by rows: for 1 <= k <= n, a(n, k) = n^k mod k.

0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 2, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 2, 1, 0, 0, 0, 2, 0, 3, 4, 1, 0, 0, 1, 0, 1, 4, 3, 2, 1, 0, 0, 0, 1, 0, 0, 4, 3, 0, 1, 0, 0, 1, 2, 1, 1, 1, 4, 1, 8, 1, 0, 0, 0, 0, 0, 2, 0, 5, 0, 0, 4, 1, 0, 0, 1, 1, 1, 3, 1, 6, 1, 1, 9, 2, 1, 0, 0, 0, 2, 0, 4, 4, 0, 0, 8, 6, 3, 4, 1, 0