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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. 0

%I

%S 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,

%T 32,36,37,39,40,44,45,47,49,52,55,56,58,60,63,64,65,69,71,72,76,78,79,

%U 80,84,85,87,92,93,95,100,103,104,111,112,119

%N 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.

%K nonn,easy

%O 1,2

%A _Clark Kimberling_

%E More terms from _Naohiro Nomoto_, Sep 15 2001

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Last modified May 22 11:58 EDT 2022. Contains 353949 sequences. (Running on oeis4.)