%I #7 Feb 11 2016 19:19:13
%S 1,3,5,7,144465,4330455
%N Terms of A268693 that are not divisible by 255.
%C The conjecture in A156695 implies that each term greater than 1 can be written in the form p + 2^x, where p is a prime. For example: 144465 - 2^2 = 144461 (a prime), 4330455 - 2^8 = 4330199 (a prime).
%Y Cf. A156695, A268693.
%K nonn,more
%O 1,2
%A _Arkadiusz Wesolowski_, Feb 11 2016