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 A195883 #8 Mar 30 2012 18:57:48 %S A195883 3,16,14,16,90,91,42,224,16,102,57,418,55,30,176,55,299,130,672,22, %T A195883 145,192,384,119,627,266,96,518,352,35,69,231,64,207,160,77,441,560, %U A195883 198,319,682,117,649,91,119,527,286,336,208,615,448,221,130,171,301 %N A195883 Positive integers b for which there is a primitive (1/2)-Pythagorean triple (a,b,c) satisfying a<=b. %C A195883 See A195770 for definitions of k-Pythagorean triple, primitive k-Pythagorean triple, and lists of related sequences. %t A195883 (See A195879.) %Y A195883 Cf. A195770, A195882. %K A195883 nonn %O A195883 1,1 %A A195883 _Clark Kimberling_, Sep 25 2011