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%I #5 Aug 19 2015 13:27:25
%S 2,7,9,11,23,25,29,37,43,53,67,71,79,107,109,113,127,137,149,151,163,
%T 169,179,191,193,197,211,233,239,263,277,281,289,317,331,337,347,359,
%U 361,373,379,389,401,421,431,443,449,457,463,487,491,499
%N Norms of prime elements in the ring of integers of Q(sqrt(-7)).
%C Consists of those primes in A045373 together with the squares of those primes not in A045373.
%D A. Frohlich and M. J. Taylor, Algebraic number theory, Cambridge studies in advanced mathematics, no. 27, Cambridge University Press, 1991.
%Y Cf. A045373, A002652.
%K easy,nonn
%O 0,1
%A _Paul Boddington_, Jan 29 2004