A044209 Numbers n such that string 2,6 occurs in the base 8 representation of n but not of n-1.

22, 86, 150, 176, 214, 278, 342, 406, 470, 534, 598, 662, 688, 726, 790, 854, 918, 982, 1046, 1110, 1174, 1200, 1238, 1302, 1366, 1408, 1494, 1558, 1622, 1686, 1712, 1750, 1814, 1878, 1942, 2006, 2070, 2134, 2198, 2224, 2262