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 A330790 #28 Feb 15 2020 23:50:14 %S A330790 0,10,42,43,79,88,100,102,189,198,242,250,252,262,306,368,383,447,464, %T A330790 466,557,628,654,657,746,771,798,905,988,989,1044,1114,1118,1217,1316, %U A330790 1461,1486,1493,1703,1705,1753,1926,1993,2122,2159,2368,2462,2502,2594,2680,2739,2900,2936 %N A330790 Numbers k where 2^k in decimal has a record number of zeros. %C A330790 Where records occur in A027870. The numbers of zeros are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 15, 17, 18, 19, 20, 21, 24, 25, 28, ... %H A330790 Chai Wah Wu, <a href="/A330790/b330790.txt">Table of n, a(n) for n = 1..2741</a> %Y A330790 Cf. A027870, A031146, A031147. %K A330790 nonn,base %O A330790 1,2 %A A330790 _Chai Wah Wu_, Feb 11 2020