A043988 Numbers n such that 4 and 7 occur juxtaposed in the base 9 representation of n but not of n+1.

43, 67, 124, 148, 205, 229, 286, 310, 367, 395, 448, 472, 529, 553, 611, 634, 691, 715, 772, 796, 853, 877, 934, 958, 1015, 1039, 1096, 1124, 1177, 1201, 1258, 1282, 1340, 1363, 1420, 1444, 1501, 1525, 1582, 1606, 1663, 1687