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 A196037 #5 Mar 30 2012 18:57:49 %S A196037 4,9,24,12,9,28,108,36,117,252,72,136,456,95,56,220,99,345,720,180, %T A196037 105,80,36,55,65,203,252,448,63,693,336,63,189,88,592,91,432,176,315, %U A196037 297,161,539,660,160,260,792,135,429,308,77,119,187,767,651,144,416 %N A196037 Positive integers b for which there is a primitive (-4/3)-Pythagorean triple (a,b,c) satisfying a<=b. %C A196037 See A195770 for definitions of k-Pythagorean triple, primitive k-Pythagorean triple, and lists of related sequences. %t A196037 (See A196033.) %Y A196037 Cf. A195770, A196033, A196036. %K A196037 nonn %O A196037 1,1 %A A196037 _Clark Kimberling_, Sep 27 2011