%I #4 Apr 18 2012 17:06:12
%S 1,5,10,16,22,30,38,46,55,65,75,85,95,107,119,131,143,155,168,182,196,
%T 210,224,238,252,268,284,300,316,332,348,364,381,399,417,435,453,471,
%U 489,507,525,545,565,585,605,625,645,665,685,705,726,748,770
%N Number of ordered triples (w,x,y) with all terms in {-n,...,0,...,n} and (w+n)^2=x+y.
%C For a guide to related sequences, see A211422.
%t t[n_] := t[n] = Flatten[Table[(n + w)^2 - x - y, {w, -n, n}, {x, -n, n}, {y, -n, n}]]
%t c[n_] := Count[t[n], 0]
%t t = Table[c[n], {n, 0, 70}] (* A211483 *)
%Y Cf. A211422.
%K nonn
%O 0,2
%A _Clark Kimberling_, Apr 12 2012
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