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 A294594 #16 Nov 01 2019 22:20:56 %S A294594 146,153,185,206,221,225,230,234,257,261,266,293,305,325,338,350,353, %T A294594 354,362,377,381,398,402,405,409,410,413,414,419,437,470,474,477,481, %U A294594 491,514,525,539,557,563,579,582,584,586,590,611,612,625,630,635,638,642 %N A294594 Numbers that are the sum of three squares (square 0 allowed) in exactly five ways. %C A294594 These are the numbers for which A000164(a(n)) = 5. %C A294594 a(n) is the n-th largest number which has a representation as a sum of three integer squares (square 0 allowed), in exactly five 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 A294594 This sequence is a proper subsequence of A000378. %H A294594 Robert Price, <a href="/A294594/b294594.txt">Table of n, a(n) for n = 1..843</a> %t A294594 Select[Range[0, 1000], Length[PowersRepresentations[#, 3, 2]] == 5 &] %Y A294594 Cf. A000164, A005875, A000378, A094942, A224442, A224443, A294577. %K A294594 nonn %O A294594 1,1 %A A294594 _Robert Price_, Nov 03 2017 %E A294594 Updated Mathematica program to Version 11. by _Robert Price_, Nov 01 2019