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A032594 Twin palindromic primes (upper terms). 2
3, 191, 383, 797, 929, 10601, 11411, 12821, 13931, 15551, 16661, 19991, 30203, 30803, 32423, 35153, 38183, 70607, 77477, 78887, 93239, 94949, 1093901, 1178711, 1243421, 1281821, 1287821, 1328231, 1363631, 1412141, 1464641, 1490941, 1551551 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Conjecture: sequence is finite. - Charles R Greathouse IV, Mar 22 2011
REFERENCES
Martin Gardner, "The Ambidextrous Universe", Penguin Press, Sec. Ed. 1982, pp. 39-41.
LINKS
Patrick De Geest, World!Of Palindromic Primes
CROSSREFS
Cf. A032593.
Sequence in context: A158469 A261000 A365447 * A159658 A257038 A202109
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, May 15 1998
EXTENSIONS
Changed offset to 1 by N. J. A. Sloane, Feb 15 2015
STATUS
approved

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Last modified March 29 01:36 EDT 2024. Contains 371264 sequences. (Running on oeis4.)