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 A304044 #9 Sep 09 2021 14:07:23 %S A304044 1,2,67,18979,85417 %N A304044 Numbers k such that A000700(k) is divisible by k. %C A304044 No other terms below 2000000. - _Vaclav Kotesovec_, Sep 09 2021 %e A304044 67 is in the sequence because A000700(67) = 335 = 5 * 67. %Y A304044 Cf. A000700. %K A304044 nonn,more %O A304044 1,2 %A A304044 _Vaclav Kotesovec_, May 05 2018