A044029 Numbers n such that 4 and 8 occur juxtaposed in the base 10 representation of n but not of n+1.

48, 84, 148, 184, 248, 284, 348, 384, 448, 489, 548, 584, 648, 684, 748, 784, 849, 884, 948, 984, 1048, 1084, 1148, 1184, 1248, 1284, 1348, 1384, 1448, 1489, 1548, 1584, 1648, 1684, 1748, 1784, 1849, 1884, 1948, 1984, 2048