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 A274924 #13 Mar 07 2020 13:50:20 %S A274924 1,2,4,8,11,12,16,9,19,24,22,18,27,26,21,37,43,39,40,49,28,29,32,46, %T A274924 55,60,45,48,66,73,70,76,83,77,65,75,42,62,94,96,101,103,67,63,112,80, %U A274924 113,58,107,64,108,120,109,69,124,130,140,134,122,133,139,129 %N A274924 East spoke of spiral in A274640. %H A274924 Alois P. Heinz, <a href="/A274924/b274924.txt">Table of n, a(n) for n = 0..1000</a> %H A274924 F. Michel Dekking, Jeffrey Shallit, and N. J. A. Sloane, <a href="https://www.combinatorics.org/ojs/index.php/eljc/article/view/v27i1p52/8039">Queens in exile: non-attacking queens on infinite chess boards</a>, Electronic J. Combin., 27:1 (2020), #P1.52. %Y A274924 Cf. A274640, A274641. The 8 spokes are A274924-A274931. %K A274924 nonn %O A274924 0,2 %A A274924 _N. J. A. Sloane_, Jul 12 2016 %E A274924 More terms from _Alois P. Heinz_, Jul 12 2016