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 A195992 #5 Mar 30 2012 18:57:49 %S A195992 9,11,73,29,13,47,17,79,51,353,99,39,121,33,211,429,221,103,143,709, %T A195992 351,83,561,109,747,213,117,799,213,701,157,221,283,87,561,81,507,573, %U A195992 453,313,97,431,773,599,377,141,149,187,257,319,447,783,153,523 %N A195992 Positive integers c for which there is a primitive (1/3)-Pythagorean triple (a,b,c) satisfying a<=b. %C A195992 See A195770 for definitions of k-Pythagorean triple, primitive k-Pythagorean triple, and lists of related sequences. %t A195992 (See A195939.) %Y A195992 Cf. A195770, A195939, A195990, A195991. %K A195992 nonn %O A195992 1,1 %A A195992 _Clark Kimberling_, Sep 26 2011