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 A331263 #16 Feb 16 2025 08:33:59 %S A331263 4,5,5,12,13,13,15,15,13,17,17,25,24,25,29,25,25,25,29,20,26,30,35,40, %T A331263 37,40,41,40,51,33,41,38,39,45,53,41,60,51,65,65,61,60,56,68,53,73,50, %U A331263 51,61,61,60,74,50,84,68,65,82,89,90,73,87,80,89,85,100,74,91,82 %N A331263 Largest possible side length, b, of a primitive Heronian triangle with perimeter A096468(n), such that a <= b <= c. %H A331263 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/HeronianTriangle.html">Heronian Triangle</a> %H A331263 Wikipedia, <a href="https://en.wikipedia.org/wiki/Heronian_triangle">Heronian triangle</a> %H A331263 Wikipedia, <a href="https://en.wikipedia.org/wiki/Integer_triangle">Integer Triangle</a> %F A331263 a(1) = 4; there is one primitive Heronian triangle with perimeter A096468(1) = 12, which is [3,4,5] and its middle side length is 4. %F A331263 a(6) = 13; there are two primitive Heronian triangles with perimeter A096468(6) = 36, [9,10,17] and [10,13,13] with middle side lengths 10 and 13. The largest of these is 13. %Y A331263 Cf. A096468. %Y A331263 Cf. A331210, A331264. %K A331263 nonn %O A331263 1,1 %A A331263 _Wesley Ivan Hurt_, May 03 2020