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%I #8 Apr 14 2022 11:08:17
%S 3,7,11,19,23,27,31,43,47,59,67,71,79,83,103,107,127,131,139,151,163,
%T 167,179,191,199,211,223,227,239,243,251,263,271,283,307,311,331,343,
%U 347,359,367,379,383,419,431,439,443,463,467,479,487,491,499,503,523
%N Prime powers of the form 4n+3.
%t Select[4*Range[0,200]+3,PrimePowerQ] (* _Harvey P. Dale_, Apr 14 2022 *)
%Y Subsequence of A000961.
%K nonn
%O 1,1
%A _Lekraj Beedassy_, Jul 22 2003
%E Corrected and extended by _Ray Chandler_, Aug 10 2003