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Search: id:A029978
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| A029978 |
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Palindromic primes in base 11. |
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+0
1
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| 2, 3, 5, 7, 199, 277, 421, 443, 499, 521, 587, 643, 709, 743, 787, 809, 887, 953, 1009, 1031, 1109, 1153, 1231, 1297, 1319, 15731, 16831, 19031, 19273, 20857, 22441, 23057, 25741, 27809, 28183, 28909, 31231, 32089, 32573, 34157, 35257
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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P. De Geest, World!Of Palindromic Primes
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MATHEMATICA
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f[n_]:=FromDigits[RealDigits[n, 11][[1]]]==FromDigits[Reverse[RealDigits[n, 11][[1]]]]; lst={}; Do[p=Prime[n]; If[f[p], AppendTo[lst, p]], {n, 8!}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Aug 10 2009]
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CROSSREFS
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Sequence in context: A083184 A046478 A046475 this_sequence A122764 A064157 A067184
Adjacent sequences: A029975 A029976 A029977 this_sequence A029979 A029980 A029981
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KEYWORD
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nonn,base
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AUTHOR
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Patrick De Geest (pdg(AT)worldofnumbers.com)
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