A044699 Numbers n such that string 7,4 occurs in the base 9 representation of n but not of n+1.

67, 148, 229, 310, 391, 472, 553, 611, 634, 715, 796, 877, 958, 1039, 1120, 1201, 1282, 1340, 1363, 1444, 1525, 1606, 1687, 1768, 1849, 1930, 2011, 2069, 2092, 2173, 2254, 2335, 2416, 2497, 2578, 2659, 2740, 2798, 2821