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 A343455 #14 Apr 16 2021 10:19:22 %S A343455 22,14233221,14331231,14333110,15143331,15233221,15331231,15333110, %T A343455 16143331,16153331,16233221,16331231,16333110,17143331,17153331, %U A343455 17163331,17233221,17331231,17333110,18143331,18153331,18163331,18173331,18233221,18331231,18333110,19143331 %N A343455 Numbers where A244112(n) = n. %C A343455 Intersection of A278440 and A278441. %C A343455 Fixed points of A244112. %H A343455 Martin Ehrenstein, <a href="/A343455/b343455.txt">Table of n, a(n) for n = 1..57</a> %e A343455 14233221 has one 4, two 3's, three 2's, and two 1's. %Y A343455 Cf. A244112, A278440, A278441. %K A343455 nonn,base,fini %O A343455 1,1 %A A343455 _J. Lowell_, Apr 15 2021 %E A343455 a(9) and beyond from _Martin Ehrenstein_, Apr 16 2021