A044471 Numbers n such that string 2,3 occurs in the base 5 representation of n but not of n+1.

13, 38, 63, 69, 88, 113, 138, 163, 188, 194, 213, 238, 263, 288, 313, 319, 349, 363, 388, 413, 438, 444, 463, 488, 513, 538, 563, 569, 588, 613, 638, 663, 688, 694, 713, 738, 763, 788, 813, 819, 838, 863, 888, 913, 938, 944, 974