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 A275240 #9 Jul 24 2016 10:22:57 %S A275240 5,9,10,20,40,80,84,192,210,288,432,480,1200,1320,1800,2640,3600,3780, %T A275240 6480,7200,8400,10920,13860,21840,31680,32760,69300,73920,75600, %U A275240 100800,120120,138600,226800,240240,302400,388080,393120,771120,776160,942480,1310400 %N A275240 Highly composite numbers of class 2 (see comment in A275239). %Y A275240 Cf. A002182, A275239, A275241, A275242, A275243, A275244. %K A275240 nonn %O A275240 1,1 %A A275240 _Vladimir Shevelev_ and _Peter J. C. Moses_, Jul 21 2016