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 A216072 #19 Mar 15 2024 03:40:53 %S A216072 276,552,564,660,966,1074,1134,1464,1476,1488,1512,1560,1578,1632, %T A216072 1734,1920,1992,2232,2340,2360,2484,2514,2664,2712,2982,3270,3366, %U A216072 3408,3432,3564,3678,3774,3876,3906,4116,4224,4290,4350,4380,4788,4800,4842 %N A216072 Aliquot open end sequences which belong to distinct families. %C A216072 These aliquot sequences are believed to grow forever without terminating in a prime or entering a cycle. %C A216072 Sequence A131884 lists all the starting values of an aliquot sequence that lead to open-ending. It includes all values obtained by iterating from the starting values of this sequence. But this sequence lists only the values that are the lowest starting elements of open end aliquot sequences that are the part of different open-ending families. - _V. Raman_, Dec 08 2012 %H A216072 V. Raman, <a href="/A216072/b216072.txt">Table of n, a(n) for n = 1..81</a> %H A216072 Christophe Clavier, <a href="http://christophe.clavier.free.fr/Aliquot/site/Aliquot.html">Aliquot Sequences with leading terms < 10000</a> %H A216072 Wolfgang Creyaufmüller, <a href="http://aliquot.de/aliquote.htm">Aliquot Sequences</a> %H A216072 Paul Zimmermann, <a href="https://members.loria.fr/PZimmermann/records/aliquot.html">Aliquot Sequences</a>. %Y A216072 Cf. A008892, A098007, A131884, A115350. %K A216072 nonn %O A216072 1,1 %A A216072 _V. Raman_, Sep 01 2012