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Search: id:A083982
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| A083982 |
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Smallest palindromic prime containing the digit string of n. |
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+0
4
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| 101, 11, 2, 3, 11411, 5, 10601, 7, 181, 191, 101, 11, 12421, 131, 11411, 151, 16061, 17471, 181, 191, 30203, 12421, 72227, 32323, 12421, 1250521, 36263, 727, 12821, 929, 10301, 131, 32323, 13331, 14341, 353, 16361, 373, 383, 13931, 30403, 11411
(list; graph; listen)
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OFFSET
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0,1
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EXAMPLE
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1311131 contains the palindrome 111.
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MATHEMATICA
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f[n_] := Block[{k = 0, s = ToString[n]}, While[ !PrimeQ[k] || FromDigits[ Reverse[ IntegerDigits[k]]] != k || StringPosition[ ToString[k], s] == {}, k++ ]; k]; Table[ f[n], {n, 0, 41}] - Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 28 2003
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CROSSREFS
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Cf. A002113, A085054.
Sequence in context: A085054 A084045 A085419 this_sequence A029948 A029949 A083152
Adjacent sequences: A083979 A083980 A083981 this_sequence A083983 A083984 A083985
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KEYWORD
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base,nonn
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AUTHOR
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Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), May 22 2003
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EXTENSIONS
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Corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Jun 11 2003
Edited by N. J. A. Sloane (njas(AT)research.att.com), Nov 01 2008 at the suggestion of R. J. Mathar
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