A152004 This is a sequence from 4-by-n Chomp. Values of p for which there is a P-position (p,p,r,r).

3, 5, 7, 10, 13, 14, 24, 27, 30, 31, 33, 37, 39, 42, 46, 49, 51, 56, 59, 62, 66, 69, 71, 74, 76, 77, 79, 84, 88, 89, 93, 98, 101, 103, 105, 107, 108, 113, 116, 119, 123, 125, 127, 131, 133, 136, 140, 141, 142, 146, 151, 153, 157, 158, 161, 162, 164, 167, 169, 174