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 A003825 #39 Feb 16 2025 08:32:27 %S A003825 87539319,119824488,143604279,175959000,327763000,804360375, %T A003825 1840667192,1915865217,3080802816,3499524728,3623721192,5544709352, %U A003825 10458523413,10499580728,10833628897,15170835645,18778674824,21303180171,21989186856 %N A003825 Numbers that are the sum of two positive cubes in at least three ways (primitive solutions). %C A003825 Here n = a^3 + b^3 = c^3 + d^3 = e^3 + f^3 where gcd(a, b, c, d, e, f) = 1. %D A003825 J. Leech, Some solutions of Diophantine equations, Proc. Camb. Phil. Soc., 53 (1957), 778-780. %D A003825 R. K. Guy, Unsolved Problems in Number Theory, D1. %H A003825 Ray Chandler, <a href="/A003825/b003825.txt">Table of n, a(n) for n = 1..34204</a> %H A003825 Uwe Hollerbach, <a href="http://web.archive.org/web/20120203221114/http://www.korgwal.com/ramanujan">Taxi, Taxi!</a> (snapshot of lost page on web.archive.org, as of Feb. 2012). %H A003825 Uwe Hollerbach, <a href="/A003825/a003825.html">Taxi! Taxi!</a> [Cached copy from Wayback Machine, html version of top page only] %H A003825 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/CubicNumber.html">Cubic Number</a> %H A003825 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/DiophantineEquation3rdPowers.html">Diophantine Equation--3rd Powers</a> %Y A003825 Cf. A018787 (all solutions). %K A003825 nonn %O A003825 1,1 %A A003825 _N. J. A. Sloane_ %E A003825 More terms from _David W. Wilson_, Aug 15 1996