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 A002341 M0136 N0054 #22 Jul 24 2023 06:56:02 %S A002341 2,1,3,2,1,4,1,2,5,7,4,2,6,5,1,2,3,11,6,1,5,3,10,7,12,1,2,9,4,13,7,6, %T A002341 5,9,14,16,8,11,2,7,3,4,10,1,17,19,2,8,14,16,1,13,20,9,3,8,5,6,11,14 %N A002341 Numbers y such that p = x^2 - 5y^2, where p = 0, 1, or 4 (mod 5). %D A002341 A. J. C. Cunningham, Quadratic Partitions. Hodgson, London, 1904, p. 1. %D A002341 D. H. Lehmer, Guide to Tables in the Theory of Numbers. Bulletin No. 105, National Research Council, Washington, DC, 1941, p. 55. %D A002341 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence). %D A002341 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A002341 A. J. C. Cunningham, <a href="/A002330/a002330.pdf">Quadratic Partitions</a>, Hodgson, London, 1904 [Annotated scans of selected pages] %Y A002341 Cf. A002340. %K A002341 nonn %O A002341 1,1 %A A002341 _N. J. A. Sloane_ %E A002341 Offset corrected by _Mohammed Yaseen_, Jul 24 2023