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A117701 Palindromic primes in base 6 (written in base 6). 2
2, 3, 5, 11, 101, 111, 141, 151, 515, 525, 10001, 11311, 11411, 11511, 12021, 12121, 13131, 13531, 14141, 14341, 15451, 50105, 51215, 52225, 52525, 53035, 53135, 53535, 54345, 54445, 55355, 1004001, 1005001, 1015101, 1021201, 1034301, 1041401, 1054501, 1111111, 1123211, 1133311 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Eric Weisstein's World of Mathematics, Palindromic Prime.
MATHEMATICA
Select[FromDigits[IntegerDigits[#, 6]]&/@Prime[Range[6*10^3]], IntegerDigits[#] == Reverse[IntegerDigits[#]]&] (* Harvey P. Dale, Jul 05 2015 *)
CROSSREFS
Cf. A029974.
Sequence in context: A087524 A088053 A050444 * A056163 A118573 A051835
KEYWORD
nonn,base
AUTHOR
Martin Renner, Apr 13 2006
STATUS
approved

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Last modified June 24 01:53 EDT 2024. Contains 373661 sequences. (Running on oeis4.)