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 A338066 #10 Mar 04 2021 01:48:46 %S A338066 3,6,7,11,14,15,18,19,22,23,26,27,30,34,38,42,43,46,47,50,51,54,55,58, %T A338066 59,62,66,70,74,78,82,86,94,98,102,103,107,110,111,114,115,118,122, %U A338066 126,127,130,131,134,135,138,139,142,143,147,151,154,155,159,163,166,167,170,171,174,175 %N A338066 Numbers k such that A336957(k) is even and greater than k. %H A338066 N. J. A. Sloane, <a href="/A338066/b338066.txt">Table of n, a(n) for n = 1..5563</a> %Y A338066 Cf. A336957, A338062-A338069. %K A338066 nonn %O A338066 1,1 %A A338066 _N. J. A. Sloane_, Oct 18 2020