A081998 Square array read by antidiagonals, alternating upwards and downwards: T(i, j) is the least number that is greater than the previous term and coprime to every number on the same row or column.

1, 2, 3, 4, 5, 7, 9, 11, 13, 17, 19, 21, 23, 26, 29, 31, 37, 41, 43, 47, 49, 53, 59, 60, 61, 63, 67, 71, 73, 79, 83, 88, 89, 97, 101, 103, 107, 109, 113, 115, 127, 131, 137, 139, 143, 149, 151, 155, 157, 161, 163, 167, 169, 173, 179, 181, 187, 191, 193, 197, 198, 199