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 A332925 #6 Mar 02 2020 18:53:59 %S A332925 18,20,21,22,22,25,27,28,28,30,31,35,36,44,46,50,52,53,58,68,68,69,76, %T A332925 77,77,84,86,99,105,108,124,134,145,151,154,182,182,209,210,242,252, %U A332925 260,266,391,407,468,629,742,901,910,1751,3434 %N A332925 6*a(n) are the perimeters of distinct triangles with integer sides i <= j <= k, whose area equals 5 times their perimeter. Terms occurring more than once belong to different triangles. %C A332925 There are 52 integer-sided triangles with 5*area = perimeter, with terms 22, 28, 68, 77, and 182 corresponding to pairs of such triangles with different sides. %Y A332925 The 47 terms of A289221, divided by 30, are all terms of this sequence, but omitting distinct triangles with identical perimeters. %K A332925 nonn,fini,full %O A332925 1,1 %A A332925 _Hugo Pfoertner_, Mar 02 2020