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 A133242 #10 Dec 12 2013 12:09:59 %S A133242 12,201,379,474,588,868,932,1604,1942,2006,3084,4800,7800,9666,9700, %T A133242 10794,10956,11074,11140,11176,14112,16420,16436,16499,17330,17478, %U A133242 18475,20784,21118,21410,22004,22078,22510 %N A133242 Indices n such that A134204(n) < n. %H A133242 David Applegate, <a href="/A133242/b133242.txt">Table of n, a(n) for n = 1..6148</a> %H A133242 David Applegate, <a href="/A134204/a134204.cc.txt">C++ Program</a> %H A133242 David Applegate, <a href="/A133243/a133243.txt">Larger file giving first 49344 terms</a> %e A133242 The first few exceptionally small terms in A134204 that give rise to this sequence and A133243 are b(12) = 11, b(201) = 173, b(379) = 257, b(474) = 263, b(588) = 571, b(868) = 631, b(932) = 887, ..., where b(i) = A134204(i). %K A133242 nonn %O A133242 1,1 %A A133242 _Robert Israel_, Oct 15 2007 %E A133242 Corrected and extended by _David Applegate_, Oct 15 2007