%I #6 Oct 19 2017 03:14:27
%S 2,3,6,15,15,91,246,399,399,399,3045,3045,21099,41155,43059,182919,
%T 182919,182919,182919,860574,860574,8042479,8042479,11993466,11993466,
%U 11993466,78278655,78278655,78278655,78278655
%N a(n) is the least nonsquare having square residues modulo each of the first n primes.
%Y Cf. A002189, A018883.
%K nonn
%O 1,1
%A _Don Reble_, Feb 28 2004