A173892 - OEIS

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A173892

Numbers k such that k and k+6 are both balanced primes.

257, 1747, 3307, 5107, 5387, 6317, 6367, 12647, 13457, 14747, 15797, 15907, 17477, 18217, 19477, 23327, 26177, 30097, 30637, 53617, 56087, 62207, 63697, 71347, 75527, 77557, 78797, 80917, 82787, 83437, 84437, 89107, 89387, 91297, 94427, 95267

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OFFSET

1,1

COMMENTS

k-6, k, k+6, and k+12 are consecutive primes.

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

FORMULA

a(n) = A033451(n) + 6.

CROSSREFS

Cf. A006562.

Cf. A054801. [From R. J. Mathar, Mar 29 2010]

Sequence in context: A253419 A070184 A054801 * A373468 A209533 A125648

Adjacent sequences: A173889 A173890 A173891 * A173893 A173894 A173895

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Mar 01 2010

EXTENSIONS

Corrected and rewritten by Charles R Greathouse IV, Mar 19 2010

STATUS

approved