A044348 Numbers n such that string 1,6 occurs in the base 10 representation of n but not of n-1.

16, 116, 160, 216, 316, 416, 516, 616, 716, 816, 916, 1016, 1116, 1160, 1216, 1316, 1416, 1516, 1600, 1716, 1816, 1916, 2016, 2116, 2160, 2216, 2316, 2416, 2516, 2616, 2716, 2816, 2916, 3016, 3116, 3160, 3216, 3316, 3416