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 A211133 #21 Feb 16 2025 08:33:17 %S A211133 1155,4599,5643,8415,9405,10395,10725,66495,200385,1100385,1769229, %T A211133 2518725,2673585,2807805,4150575,4362115,8191161,8954495,11534489, %U A211133 12645009,13435565,19875933,25560909,31122325,45285075,45930885,55257111,62379225,75081435,93205889 %N A211133 Odd sides belonging to multiple primitive Euler bricks. %C A211133 Primitive Euler bricks are defined by (a, b, c) where a^2+b^2=u^2, b^2+c^2=v^2, a^2+c^2=w^2, gcd(a, b, c) = 1, and all values are integers, thus defining a cuboid with integer edges and face diagonals. %C A211133 At most one of a, b, and c must be odd. This list shows those odd values which belong to more than one valid (a, b, c) set. %H A211133 Eric Weisstein, <a href="https://mathworld.wolfram.com/EulerBrick.html">MathWorld: Euler Brick</a> %K A211133 nonn %O A211133 1,1 %A A211133 _Alan Griffiths_, May 11 2012