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 A178175 Numbers n such that 10^n - 47 is prime. 0
 2, 3, 6, 33, 48, 74, 231, 3206, 4544, 7064, 13634, 41384, 64862, 82790 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS The next term, if one exists, is >100000. - Robert Price, Apr 25 2011 See Kamada link - primecount.txt for terms, primesize.txt for discovery details including probable or proved primes - search on "99953". LINKS Makoto Kamada, List of near-repdigit-related prime numbers. EXAMPLE 10^3 - 47 = 953 is a prime number. MATHEMATICA m=1000; For[n=1, n

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Last modified September 19 06:43 EDT 2018. Contains 315172 sequences. (Running on oeis4.)