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%I #2 Mar 31 2012 10:22:38
%S 13,17,29,31,41,53,59,137,157,173,251,293,347,1373,1459,2213,3253,
%T 4493,5333,6863,6961,8219,8317,9413,10613,11317,16811,18773,20359,
%U 24421,24517,26437,26573,27893,37253,54293,70969,76733,78157,80173,85853
%N Prime p of the form a^b + c^d = p, where a, b, c, d are also primes.
%e 2^2 + 3^2 = 13; 2^3 + 3^2 = 17; 2^2 + 5^2 = 29; 3^3 + 2^2 = 31;
%K nonn
%O 1,1
%A _Oleg Zyakun_, Aug 12 2009
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