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A162023
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Exactly 10 consecutive odd integers starting with n are composite.
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0
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1131, 1341, 1673, 1953, 2183, 2313, 2483, 2559, 2979, 3143, 3231, 3279, 3471, 3741, 3969, 4029, 4181, 4307, 4527, 4763, 4841, 5127, 5241, 5361, 5451, 5537, 5603, 5759, 5961, 6177, 6401, 6429, 6501, 6741, 6927, 7083, 7131, 7263, 7373, 7769, 7797, 7973
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OFFSET
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1,1
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LINKS
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EXAMPLE
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Exactly 10 consecutive odd integers 1131(2)1149 are composite while 1151 is prime.
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MATHEMATICA
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Transpose[Select[Partition[Range[1, 8001, 2], 11, 1], PrimeQ/@ == {False, False, False, False, False, False, False, False, False, False, True}&]] [[1]] (* Harvey P. Dale, Nov 21 2011 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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Zak Seidov, Jun 25 2009, typo corrected Aug 14 2009
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STATUS
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approved
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