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A110933
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Integers n such that 3*10^n+71 is a prime number.
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0
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4, 7, 16, 19, 190, 227, 235, 283, 319, 1655, 3955, 10666
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| See Kamada link - primecount.txt for terms, primesize.txt for discovery details including probable/proven prime - search on "30071".
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LINKS
| Makoto Kamada, List of near-repdigit-related prime numbers.
Index entries for primes involving repunits.
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EXAMPLE
| n = 7 is a member because: 3*10^7+71 = 3*10000000+71 = 30000000+71 = 30000071, which is prime.
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CROSSREFS
| Cf. A049054, A088274, A088275, A095688, A107083, A108049, A108050, A108052, A108054.
Sequence in context: A160120 A130665 A101534 * A067398 A054599 A095755
Adjacent sequences: A110930 A110931 A110932 * A110934 A110935 A110936
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KEYWORD
| more,nonn
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AUTHOR
| Julien Peter Benney (jpbenney(AT)ftml.net), Oct 04 2005
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EXTENSIONS
| a(12) from Ray Chandler (rayjchandler(AT)sbcglobal.net), Dec 23 2010
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