A044080 Numbers n such that string 0,3 occurs in the base 5 representation of n but not of n-1.

28, 53, 78, 103, 128, 140, 153, 178, 203, 228, 253, 265, 278, 303, 328, 353, 378, 390, 403, 428, 453, 478, 503, 515, 528, 553, 578, 603, 628, 640, 653, 678, 700, 728, 753, 765, 778, 803, 828, 853, 878, 890, 903, 928, 953, 978