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A071119
Palindromic primes in which deleting the outside pair of digits yields a prime at every stage until finally a single-digit prime is obtained.
+0
3
2, 3, 5, 7, 131, 151, 353, 373, 727, 757, 929, 11311, 31513, 33533, 37273, 37573, 39293, 71317, 93739, 97579, 1335331, 3315133, 3392933, 7392937, 9375739, 373929373, 733929337
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.
AT&T Labs Research
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