Numbers that are congruent to {1, 2, 3, 4, 5, 6, 7} mod 8. 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 28
1 seqfan posts