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Search: id:A086259
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| A086259 |
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Primes such that sum of any three_neighbor_digits is prime; first and last digits are neighbors. |
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| 1151, 1193, 1319, 1373, 1511, 1733, 1913, 1931, 1973, 2003, 3119, 3137, 3191, 3371, 3559, 5953, 7193, 7331, 7793, 7937, 9137, 9173, 9311, 9371, 9377, 10111, 11113, 11119, 11131, 11311, 11311, 11551
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OFFSET
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1,1
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COMMENT
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Because 3-digit terms coincide with additive 3-dimensional primes A046713, it is interesting to start with 4-digit primes. All of them may use only zero and odd digits, with the unique exclusion 2003 with one even digit. Primes such that sum of any two_neighbor_digits is prime A086244.
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LINKS
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Zak Seidov, Prime sum of three neighbor digits.
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EXAMPLE
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1973 is a term because 1+9+7=17, 9+7+3=19, 7+3+1=11, and 3+1+9=13 are all prime.
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CROSSREFS
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Cf. A086244, A046713.
Adjacent sequences: A086256 A086257 A086258 this_sequence A086260 A086261 A086262
Sequence in context: A031785 A074255 A054999 this_sequence A098976 A114046 A035888
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KEYWORD
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nonn,base
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AUTHOR
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Zak Seidov (zakseidov(AT)yahoo.com), Jul 26 2003
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