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 A180700 #6 Jan 17 2016 13:54:41 %S A180700 0,2,22,3,28,4,14,29,39,5,15,20,30,40,45,1,11,16,21,26,31,36,41,46,2, %T A180700 7,105,12,17,22,71,27,223,32,37,184,42,238,47,3,52,8,57,302,13,258,18, %U A180700 214,23,170,28,77,273,33,180,376,38,234,43,92,288,48,97,293,4,102,298,9,58 %N A180700 16^a(n) is smallest power of 16 beginning with n. %H A180700 D. Mondot, <a href="/A180700/b180700.txt">Table of n, a(n) for n=1..32699</a> %Y A180700 Cf. A180698, A180699, A180702 %K A180700 base,nonn %O A180700 1,2 %A A180700 _Daniel Mondot_, Sep 18 2010