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A173892
Numbers k such that k and k+6 are both balanced primes.
3
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
OFFSET
1,1
COMMENTS
k-6, k, k+6, and k+12 are consecutive primes.
LINKS
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
KEYWORD
nonn
AUTHOR
EXTENSIONS
Corrected and rewritten by Charles R Greathouse IV, Mar 19 2010
STATUS
approved