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 A364727 #14 Apr 27 2025 03:23:21 %S A364727 29691198404,478012798575,2789405835075,22929723392715 %N A364727 Numbers k such that k and k+1 are both admirable numbers (A111592). %C A364727 a(1)-a(2) were found by _Giovanni Resta_. %H A364727 Giovanni Resta, <a href="http://www.numbersaplenty.com/set/admirable_number/">admirable numbers</a>, Numbers Aplenty. %Y A364727 Subsequence of A096399 and A111592. %Y A364727 Cf. A109729, A109730. %K A364727 nonn,hard,more %O A364727 1,1 %A A364727 _Amiram Eldar_, Aug 05 2023 %E A364727 a(4) from _Martin Ehrenstein_, Aug 06 2023