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A108506
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Integers n such that 10^n-59 is prime.
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4
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2, 3, 4, 8, 20, 38, 95, 248, 263, 303, 304, 410, 438, 548, 688, 1074, 1575, 8364, 9910, 15910, 37344
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OFFSET
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1,1
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COMMENTS
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Certified primality of numbers corresponding to terms 410, 438, 548, 688, 1074 and 1575 with Primo. - Ryan Propper, Jul 08 2005
No other terms <40000.
See Kamada link - primecount.txt for terms, primesize.txt for discovery details including probable or proved primes - search on "99941".
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LINKS
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EXAMPLE
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8 is a member because: n = 8 gives 10^8-59 = 100000000-59 = 99999941, which is prime.
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CROSSREFS
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KEYWORD
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more,nonn
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AUTHOR
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Julien Peter Benney (jpbenney(AT)ftml.net), Jul 06 2005
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EXTENSIONS
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STATUS
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approved
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