A044364 Numbers n such that string 3,2 occurs in the base 10 representation of n but not of n-1.

32, 132, 232, 320, 332, 432, 532, 632, 732, 832, 932, 1032, 1132, 1232, 1320, 1332, 1432, 1532, 1632, 1732, 1832, 1932, 2032, 2132, 2232, 2320, 2332, 2432, 2532, 2632, 2732, 2832, 2932, 3032, 3132, 3200, 3320, 3332, 3432