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 A088480 #19 Aug 06 2014 17:14:12 %S A088480 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26, %T A088480 27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49, %U A088480 50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69 %N A088480 Numbers n such that the lunar product of the distinct lunar prime divisors of n is >= n. %H A088480 D. Applegate, <a href="/A087061/a087061.txt">C program for lunar arithmetic and number theory</a> [Note: we have now changed the name from "dismal arithmetic" to "lunar arithmetic" - the old name was too depressing] %H A088480 D. Applegate, M. LeBrun and N. J. A. Sloane, <a href="http://arxiv.org/abs/1107.1130">Dismal Arithmetic</a> [Note: we have now changed the name from "dismal arithmetic" to "lunar arithmetic" - the old name was too depressing] %H A088480 Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/NonRecursions.html">Non Recursions</a> %H A088480 <a href="/index/Di#dismal">Index entries for sequences related to dismal (or lunar) arithmetic</a> %K A088480 nonn %O A088480 1,2 %A A088480 _David Applegate_, Nov 11 2003