%I A026500
%S A026500 1,3,4,5,6,7,8,9,10,12,13,14,15,16,17,20,21,22,23,24,25,28,29,30,31,32,
%T A026500 36,37,39,40,44,45,47,49,52,55,56,58,60,63,64,65,69,71,72,76,78,79,80,
%U A026500 84,85,87,92,93,95,100,103,104,111,112,119
%N A026500 For n >= 3, a(n) = least positive integer > a(n-1) and not a(i)^2 + a(j)^2 
               + a(k)^2 for 1<=i<=j<=k<=n.
%Y A026500 Sequence in context: A114904 A039220 A048135 this_sequence A091213 A039238 
               A026432
%Y A026500 Adjacent sequences: A026497 A026498 A026499 this_sequence A026501 A026502 
               A026503
%K A026500 nonn,easy
%O A026500 1,2
%A A026500 Clark Kimberling (ck6(AT)evansville.edu)
%E A026500 More terms from Naohiro Nomoto (6284968128(AT)geocities.co.jp), Sep 15 
               2001