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 A038656 #12 Mar 17 2020 07:04:20 %S A038656 279,665,1744,2619,3096,3789,6335,8269,9136,9793,17352,17360,17557, %T A038656 19216,21736,23066,24264,24704,29735,30024,36016,39815,52136,53649, %U A038656 54747,57555,58816,74032,75392,76616,80864,82125,96776,97741,102095 %N A038656 Gaps of 8 in sequence A038593 (upper terms). %H A038656 Jinyuan Wang, <a href="/A038656/b038656.txt">Table of n, a(n) for n = 1..500</a> %Y A038656 Cf. A038593, A038655. %K A038656 nonn %O A038656 1,1 %A A038656 _Jeff Burch_ %E A038656 Corrected by _Don Reble_, Nov 19 2006 %E A038656 Offset changed to 1 by _Jinyuan Wang_, Mar 16 2020