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 A294595 #16 Nov 01 2019 22:21:07 %S A294595 194,209,269,281,290,297,321,326,329,342,365,386,389,401,426,434,449, %T A294595 459,482,485,489,497,513,531,534,542,546,554,558,561,578,601,602,633, %U A294595 649,659,662,665,675,678,681,693,699,705,713,714,722,737,741,747,750,754 %N A294595 Numbers that are the sum of three squares (square 0 allowed) in exactly six ways. %C A294595 These are the numbers for which A000164(a(n)) = 6. %C A294595 a(n) is the n-th largest number which has a representation as a sum of three integer squares (square 0 allowed), in exactly six ways, if neither the order of terms nor the signs of the numbers to be squared are taken into account. The multiplicity of a(n) with order and signs taken into account is A005875(a(n)). %C A294595 This sequence is a proper subsequence of A000378. %H A294595 Robert Price, <a href="/A294595/b294595.txt">Table of n, a(n) for n = 1..1400</a> %t A294595 Select[Range[0, 1000], Length[PowersRepresentations[#, 3, 2]] == 6 &] %Y A294595 Cf. A000164, A005875, A000378, A094942, A224442, A224443, A294577, A294594. %K A294595 nonn %O A294595 1,1 %A A294595 _Robert Price_, Nov 03 2017 %E A294595 Updated Mathematica program to Version 11. by _Robert Price_, Nov 01 2019