This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A048314 #12 Oct 13 2019 16:32:18 %S A048314 0,1,2,4,8,12,13,14,24,25,26,39,40,41,78,79,80,117,120,121,122,125, %T A048314 234,238,240,241,242,352,353,360,363,364,365,368,375,376,703,704,714, %U A048314 716,720,724,726,727,728,1080,1081,1082,1089,1092,1093,1094,1097,1104,1105 %N A048314 Numbers whose base-3 expansions, read from left to right, have run lengths that strictly decrease. %e A048314 714 = 222110_3, which contains runs of three 2's, two 1's, and one 0. - _Jon E. Schoenfield_, Oct 12 2019 %Y A048314 Cf. A037013, A043692, A043706, A044814, A044952. %K A048314 nonn,base %O A048314 1,3 %A A048314 _Patrick De Geest_, Feb 15 1999