%I #3 Apr 03 2023 10:36:12
%S 23,37,47,53,61,71,79,101,103,107,109,127,139,149,151,157,163,167,173,
%T 179,181,191,193,197,199,211,223,227,229,233,239,241,263,269,271,277,
%U 281,293,311,313,317,331,347,349,353,359,367,373,379,383,389,397,401
%N Primes which are not the sum of powers of the first two primes.
%C 53 is not the sum of any power of 2 (from 0 to 5) and any power of 3 (from 0 to 3).
%D Prime Curios!, The Dictionary of Prime Number Trivia, Chris K. Caldwell & G. L. Honaker, Jr., page 47-48, 2009.
%H G. L. Honaker Jr. and C. Caldwell, <a href="https://t5k.org/curios/cpage/2625.html"> Prime Curios!: 53</a>.
%t Complement[ Prime@ Range@ 100, Select[ Union[ Flatten[ Table[ 2^i + 3^j, {i, 0, 10}, {j, 0, 6}]]], PrimeQ@# &]]
%K nonn
%O 1,1
%A _Robert G. Wilson v_, Feb 25 2010