A048314 Numbers n with property that reading base 3 expansion from left to right, run lengths strictly decrease.

0, 1, 2, 4, 8, 12, 13, 14, 24, 25, 26, 39, 40, 41, 78, 79, 80, 117, 120, 121, 122, 125, 234, 238, 240, 241, 242, 352, 353, 360, 363, 364, 365, 368, 375, 376, 703, 704, 714, 716, 720, 724, 726, 727, 728, 1080, 1081, 1082, 1089, 1092, 1093, 1094, 1097, 1104, 1105