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Numbers that are imprimitively represented by x^2+y^2+z^2.
7

%I #7 Mar 30 2012 17:28:57

%S 0,4,8,9,12,16,18,20,24,25,27,32,36,40,44,45,48,49,50,52,54,56,64,68,

%T 72,75,76,80,81,84,88,90,96,98,99,100,104,108,116,117,120,121,125,126,

%U 128,132,136,140,144,147,148,150,152,153,160,162,164,168,169

%N Numbers that are imprimitively represented by x^2+y^2+z^2.

%F Union of A034043 and A034044 is A000378. Intersection of A047449 and A034043 is A034046. Numbers that are in A000378 and not squarefree. - _Ray Chandler_, Sep 05 2004

%Y Cf. A000378, A004215, A047449, A034044-A034047.

%K nonn

%O 1,2

%A _N. J. A. Sloane_.