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 A131116 #15 Feb 26 2024 02:01:11 %S A131116 0,1,4,5,12,16,32,44,80,112,192,272,448,640,1024,1472,2304,2368,3328, %T A131116 3392,5120,5376,7424,7744,11264,12032,16384,16640,17408,24576,26624, %U A131116 35840,36864,38656,53248,58368,77824,80896,84992,114688,126976,167936 %N A131116 Record values in A003415 (arithmetic derivative). %C A131116 a(n)=A003415(A131117(n)) and A003415(m)<a(n) for m < A131117(n). %H A131116 Reinhard Zumkeller and Donovan Johnson, <a href="/A131116/b131116.txt">Table of n, a(n) for n = 1..250</a> (first 100 terms from Reinhard Zumkeller) %K A131116 nonn %O A131116 1,3 %A A131116 _Reinhard Zumkeller_, Jun 17 2007