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A103172 Start of ten consecutive primes whose digit reversals are also prime. 5
1193, 91528739, 302706311, 777528457, 778286917, 924408493, 1177842077, 1477271183, 1477271249, 1801280717, 1811906567, 7060718569, 9338212141, 9387802769, 9387802807, 9387802817, 9427522387, 9427522409, 9944534927 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
1193, 1201, 1213, 1217, 1223, 1229, 1231, 1237, 1249 and 1259 are consecutive primes.
Their digit reversals, 3911, 1021, 3121, 7121, 3221, 9221, 1321, 7321, 9421 and 9521, are all prime.
CROSSREFS
Sequence in context: A353263 A287049 A153379 * A251923 A251916 A251915
KEYWORD
base,nonn
AUTHOR
Labos Elemer, Jan 31 2005
EXTENSIONS
Edited and extended by David Wasserman, Sep 05 2006
Corrected by Farideh Firoozbakht, Sep 23 2009
STATUS
approved

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)