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 A038659 #11 Mar 17 2020 06:47:40 %S A038659 387,1206,1647,3159,5409,6928,9035,10422,10439,12871,13085,15598, %T A038659 18944,22959,23497,24803,25289,32552,39797,44287,44459,50616,50776, %U A038659 51309,56502,58319,61921,75357,81181,90782,115254,120185,124963,124973,130454,131291,135053 %N A038659 Gaps of 10 in sequence A038593 (lower terms). %H A038659 Jinyuan Wang, <a href="/A038659/b038659.txt">Table of n, a(n) for n = 1..300</a> %Y A038659 Cf. A038593, A038660. %K A038659 nonn %O A038659 1,1 %A A038659 _Jeff Burch_ %E A038659 Corrected by _Jinyuan Wang_, Mar 16 2020