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 A135131 Integers n such that 10^n + 79 is a prime number. 1
 1, 2, 4, 7, 16, 18, 43, 60, 73, 91, 106, 115, 120, 169, 394, 444, 516, 835, 886, 1912, 3120, 3602, 5664, 10188, 14434, 16564, 23732, 29058, 47728, 63916 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS If any additional terms exist, they are >40000. - Robert Price, Sep 25 2010 See Kamada link - primecount.txt for terms, primesize.txt for discovery details including probable or proved primes - search on "10079". LINKS Makoto Kamada, List of near-repdigit-related prime numbers. EXAMPLE 7 is a member because 10^7+79 = 10000000+79 = 10000079, which is a prime number. MATHEMATICA Select[Range[1000], PrimeQ[10^# + 79] &] (* G. C. Greubel, Sep 28 2016 *) CROSSREFS Cf. A095688, A108052, A108050, A108312, A107083, A108049, A108054. Sequence in context: A247291 A030033 A280031 * A032363 A303749 A239390 Adjacent sequences: A135128 A135129 A135130 * A135132 A135133 A135134 KEYWORD more,nonn AUTHOR Julien Peter Benney (jpbenney(AT)gmail.com), Feb 12 2008 EXTENSIONS Added two terms: 10188 and 14434. Robert Price, Mar 22 2010 Added seven terms: 1912, 3120, 3602, 5664, 16564, 23732, 29058. Robert Price, Sep 25 2010 Edited by Ray Chandler, Dec 23 2010 a(29)=47728 from Robert Price, Dec 31 2010 a(30)=63916 from Robert Price, Jan 29 2011 STATUS approved

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Last modified February 7 10:04 EST 2023. Contains 360115 sequences. (Running on oeis4.)