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 A180690 #14 Apr 17 2016 09:05:47 %S A180690 0,8,12,15,17,19,21,22,24,25,1,2,3,4,29,5,6,55,7,56,8,57,9,82,10,107, %T A180690 59,11,84,36,12,85,61,13,110,62,14,135,87,63,15,136,88,64,16,137,113, %U A180690 89,41,17,138,114,66,42,18,139,115,91,67,43,19,140,116,92,68,44,20,141,117,93 %N A180690 11^a(n) is smallest power of 11 beginning with n. %H A180690 D. Mondot, <a href="/A180690/b180690.txt">Table of n, a(n) for n=1..32699</a> %Y A180690 Cf. A018856, A018870, A180689, A180692. %K A180690 base,less,nonn %O A180690 1,2 %A A180690 _Daniel Mondot_, Sep 17 2010