%I #21 Jun 15 2018 05:18:36
%S 28,42,55,60,66,67,73,75,78,79,85,92,95,99,109,110,112,121,125,129,
%T 134,137,161,164,168,173,179,209,240,264,312,368,440,448,536,656,672,
%U 960,1056,1248,1472,1760,1792,2144,2624,2688,3840,4224,4992,5888,7040,7168
%N Numbers that are the sum of 4 nonzero squares in exactly 3 ways.
%H Robert Price, <a href="/A025359/b025359.txt">Table of n, a(n) for n = 1..68</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/SquareNumber.html">Square Number</a>
%H <a href="/index/Su#ssq">Index entries for sequences related to sums of squares</a>
%F {n: A025428(n) = 3}. - _R. J. Mathar_, Jun 15 2018
%Y Cf. A025368 (at least 3 ways).
%K nonn
%O 1,1
%A _David W. Wilson_
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