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%I #9 Aug 16 2022 10:19:26
%S 19,37,61,67,79,97,103,109,127,139,151,163,181,193,199,223,229,271,
%T 277,283,313,331,337,349,367,373,379,397,409,433,439,457,487,499,523,
%U 541,547,571,577,607,613,619,631,643,661,673,691,709,727,733,739,751,769,787,811,823,829
%N Prime divisors of {n^2+n+1} which do not occur in A002383.
%e The first prime divisor of {n^2+n+1} which is not an element of the sequence A002383 is 19. 7^2+7+1 = 57 = 19*3.
%Y Cf. A002383.
%K nonn
%O 1,1
%A _Daniel Tisdale_, Jul 04 2009
%E More terms from _Michel Marcus_, Aug 16 2022
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