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 A278353 #15 Mar 07 2020 13:50:20 %S A278353 2047,2128,2551,2632,5183,5264,7815,7896,10951,12656,12737,13160, %T A278353 13241,13583,13664,15792,15873,16296,16377,18424,18505,18928,19009, %U A278353 21560,21641,24696,24777,27328,27409,32169,32250,32673,32754,35305,35386,35809,37937,38018,38441,38522,41073,41154,43705,43786 %N A278353 Numbers n such that A003146(n) = floor(alpha^3*n)+1, where alpha = 1.839... is the positive real zero of x^3-x^2-x-1. %H A278353 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. %H A278353 Jeffrey Shallit, <a href="/A275158/a275158.pdf">Tribonacci Facts</a>, Nov 03 2017 %Y A278353 Cf. A003146, A058265, A275158, A278352. %K A278353 nonn %O A278353 1,1 %A A278353 _Jeffrey Shallit_, Nov 19 2016