Search: id:A052030
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%I A052030
%S A052030 19,23,37,67,79,103,127,191,193,211,229,277,311,313,337,379,409,433,
%T A052030 443,577,613,619,631,643,647,653,787,857,883,907,919,947,997,1021,1039,
%U A052030 1087,1097,1123,1171,1279,1423,1429,1447,1459,1471,1567,1597,1669,1693
%N A052030 Primes base 10 that remain primes in four bases b, 2<=b<=10, expansions 
               interpreted as decimal numbers.
%H A052030 C. Rivera, <a href="http://www.primepuzzles.net/puzzles/puzz_024.htm">
               PP&P Puzzle 24: Primes in several bases</a>
%Y A052030 Cf. A038537, A052026-A052033.
%Y A052030 Sequence in context: A108271 A060269 A075585 this_sequence A045297 A039292 
               A043115
%Y A052030 Adjacent sequences: A052027 A052028 A052029 this_sequence A052031 A052032 
               A052033
%K A052030 nonn,base
%O A052030 0,1
%A A052030 Patrick De Geest (pdg(AT)worldofnumbers.com), Dec 15 1999.

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