A044321 Numbers n such that string 7,7 occurs in the base 9 representation of n but not of n-1.

70, 151, 232, 313, 394, 475, 556, 630, 718, 799, 880, 961, 1042, 1123, 1204, 1285, 1359, 1447, 1528, 1609, 1690, 1771, 1852, 1933, 2014, 2088, 2176, 2257, 2338, 2419, 2500, 2581, 2662, 2743, 2817, 2905, 2986, 3067, 3148