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 A342351 #12 Apr 08 2021 07:19:04 %S A342351 11881,11882,11883,11884,11885,11886,11887,11888,11889,11890,11891, %T A342351 11892,11893,11894,11895,11896,11897,11898,11899,11900,11901,11902, %U A342351 11903,11904,11905,11906,11907,11908,11909,11910,11911,11912,11913,11914,11915,11916,11917 %N A342351 Numbers k such that lcm(1,2,3,...,k)/23 equals the denominator of the k-th harmonic number H(k). %C A342351 Positions where 23 occurs in A110566. %H A342351 Chai Wah Wu, <a href="/A342351/b342351.txt">Table of n, a(n) for n = 1..9014</a> %H A342351 Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/NonRecursions.html">Non Recursions</a> %Y A342351 Cf. A002805, A003418, A110566. %Y A342351 Cf. A098464, A112813, A112814, A112815, A112816, A112817, A112818, A112819, A112820, A112821, A112822, A342350. %K A342351 nonn %O A342351 1,1 %A A342351 _Chai Wah Wu_, Mar 17 2021