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A117698 Palindromic primes in base 3 (written in base 3). 5
2, 111, 212, 12121, 20102, 22122, 1001001, 1021201, 1111111, 1201021, 1221221, 2001002, 2021202, 2101012, 2111112, 2121212, 2201022, 2211122, 102111201, 110111011 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
R. J. Mathar, Table of n, a(n) for n = 1..179
Eric Weisstein: Palindromic Prime.
CROSSREFS
Cf. A029971.
Sequence in context: A075399 A079840 A231278 * A274057 A281135 A173214
Adjacent sequences: A117695 A117696 A117697 * A117699 A117700 A117701
KEYWORD
nonn,base
AUTHOR
Martin Renner, Apr 13 2006
STATUS
approved

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Last modified May 13 16:16 EDT 2024. Contains 372522 sequences. (Running on oeis4.)