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A007616
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Palindromic reflectable primes.
(Formerly M2911)
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1
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3, 11, 101, 131, 181, 313, 383, 10301, 11311, 13331, 13831, 18181, 30103, 30803, 31013, 38083, 38183, 1003001, 1008001, 1180811, 1183811, 1300031, 1303031, 1311131, 1333331, 1338331, 1831381, 1880881, 1881881, 1883881, 3001003, 3083803, 3103013, 3181813, 3310133
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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Also called triadic primes. [Arkadiusz Wesolowski, Apr 10 2011]
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
C. W. Trigg, Reflectable primes, J. Rec. Math., 15 (No. 1, 1983), circa page 252.
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LINKS
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Table of n, a(n) for n=1..35.
Chris Caldwell, The Prime Glossary, Triadic prime
G. L. Honaker, Jr. and Chris Caldwell, Prime Curios! 101838101
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CROSSREFS
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Sequence in context: A008561 A072640 A154299 * A121045 A092245 A105413
Adjacent sequences: A007613 A007614 A007615 * A007617 A007618 A007619
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KEYWORD
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nonn,base
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AUTHOR
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N. J. A. Sloane, Robert G. Wilson v, Mira Bernstein (mira(AT)math.berkeley.edu)
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EXTENSIONS
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More terms from Arkadiusz Wesolowski, Sep 30 2011
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STATUS
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approved
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