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A134998 Dihedral palindromic primes. 2

%I #15 Apr 03 2023 10:36:11

%S 2,5,11,101,181,18181,1008001,1022201,1055501,1082801,1085801,1180811,

%T 1208021,1221221,1250521,1280821,1508051,1520251,1551551,1580851,

%U 1802081,1805081,1880881,1881881,100111001,100888001,108101801

%N Dihedral palindromic primes.

%H C. K. Caldwell, The Prime Glossary, <a href="https://t5k.org/glossary/page.php?sort=DihedralPrime">Dihedral Prime</a>

%H C. Rivera, <a href="http://www.primepuzzles.net/puzzles/puzz_039.htm">Source</a>

%Y Cf. A134996, A134997.

%K nonn,base

%O 1,1

%A _Felice Russo_

%E 5 added by _Patrick Capelle_, Feb 06 2008

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Last modified April 25 05:56 EDT 2024. Contains 371964 sequences. (Running on oeis4.)