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%I #8 Dec 05 2013 19:55:53
%S 2,3,5,17,29,113,197,257,449,1373,3137,50177,65537,114689,268913,
%T 470597,614657,1075649,3294173,7340033,9834497,210827009,275365889,
%U 359661569,469762049,1129900997,1438646273,1927561217,7909306973,52613349377
%N Primes of the form 2^r*7^s + 1.
%e 197 = 2^2*7^2 + 1 is a member.
%Y Cf. A005109, A077497, A077499, A077500.
%K nonn
%O 1,1
%A _Amarnath Murthy_, Nov 07 2002
%E Corrected and extended by _Ray Chandler_, Aug 02 2003
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