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 A048206 #7 May 25 2021 01:35:43 %S A048206 1,2,2,3,4,3,3,5,4,6,4,4,5,7,8,9,5,6,5,5,10,11,6,7,12,13,6,14,6,6,9,7, %T A048206 15,16,17,18,7,19,8,20,7,21,7,7,9,22,8,23,24,25,13,8,26,14,9,8,27,8,8, %U A048206 28,15,29,9,30,31,10,16,9,17,32,18,9,13,9,9 %N A048206 a(n)=least m such that row m of T contains n, array T given by A048201. %H A048206 Rémy Sigrist, <a href="/A048206/b048206.txt">Table of n, a(n) for n = 1..10000</a> %H A048206 Rémy Sigrist, <a href="/A048206/a048206.gp.txt">PARI program for A048206</a> %o A048206 (PARI) See Links section. %Y A048206 Cf. A002048, A048201. %K A048206 nonn %O A048206 1,2 %A A048206 _Clark Kimberling_