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A118725 Chen primes for which the reversal is also a Chen prime. +0
1
2, 3, 5, 7, 11, 13, 17, 31, 71, 101, 107, 113, 131, 149, 158, 167, 179, 181, 191, 199, 311, 347, 353, 359, 389, 701, 743, 751, 761, 787, 797, 941, 953, 971, 983, 991, 1009, 1031, 1061, 1091, 1097, 1109, 1151, 1217, 1229, 1259, 1283, 1301, 1409, 1439, 1471, 1499 (list; graph; listen)
OFFSET

1,1

EXAMPLE

17 and its reversal 71 are both Chen primes.

CROSSREFS

Cf. A109611.

Sequence in context: A090934 A068652 A003459 this_sequence A117835 A120639 A141263

Adjacent sequences: A118722 A118723 A118724 this_sequence A118726 A118727 A118728

KEYWORD

base,nonn,less

AUTHOR

Luc Stevens (lms022(AT)yahoo.com), May 21 2006

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.


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