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Search: id:A046477
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| A046477 |
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Palindromic primes in bases 8 and 10. |
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+0
1
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OFFSET
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1,1
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COMMENT
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373{10} gives 373{8} but also 373{4} and 373{9}.
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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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Do[s = RealDigits[n, 8][[1]]; t = RealDigits[n, 10][[1]]; If[PrimeQ[n], If[FromDigits[t] == FromDigits[Reverse[t]], If[FromDigits[s] == FromDigits[Reverse[s]], Print[n]]]], {n, 1, 10^5}]
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CROSSREFS
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Cf. A002385, A029976.
Sequence in context: A052025 A045336 A083183 this_sequence A145843 A090720 A114780
Adjacent sequences: A046474 A046475 A046476 this_sequence A046478 A046479 A046480
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KEYWORD
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nonn,hard,base
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AUTHOR
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Patrick De Geest (pdg(AT)worldofnumbers.com), Aug 15 1998.
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