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A175568
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Numbers n with property that (2k+1)n-2k k=0..8 are all prime.
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2
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4747505071, 10817047081, 21071155561, 41279978041, 44304317821, 49710893611, 58845917971, 79925475841, 96466884361, 106120099471, 107001847261
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OFFSET
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1,1
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COMMENTS
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All terms are of form 210*m+1 with m = 22607167, 51509748, 100338836, 196571324, 210972942, 236718541, 280218657,380597504, 459366116, 505333807, 509532606.
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LINKS
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CROSSREFS
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Cf. A175566 a(n) = the least prime p such that (2*k + 1)*p - 2*k, k=1..n are all prime.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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