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Search: id:A100780
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| A100780 |
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Primes with decimal representation beginning 2357... |
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+0
1
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| 235723, 235747, 235751, 235783, 235787, 235789, 235793, 2357009, 2357027, 2357029, 2357039, 2357057, 2357059, 2357071, 2357077, 2357099, 2357119, 2357153, 2357167, 2357183, 2357189, 2357219, 2357231, 2357249, 2357263
(list; graph; listen)
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OFFSET
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1,1
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MATHEMATICA
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Flatten[ Table[ Select[ Table[ FromDigits[ Flatten[ IntegerDigits /@ {2, 3, 5, 7, PadLeft[ IntegerDigits[i], n]}]], {i, 10^n}], PrimeQ[ # ] &], {n, 3}]] (from Robert G. Wilson v Jan 10 2004)
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CROSSREFS
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Adjacent sequences: A100777 A100778 A100779 this_sequence A100781 A100782 A100783
Sequence in context: A109690 A013905 A132905 this_sequence A104286 A092009 A122474
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KEYWORD
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nonn,base,easy
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AUTHOR
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Parthasarathy Nambi (pachanambi(AT)yahoo.com), Jan 04 2005
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EXTENSIONS
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Edited, corrected and extended by Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 10 2005
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