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Search: id:A064102
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| A064102 |
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Primes p = p(k) such that p(k) + p(k+7) = p(k+1) + p(k+6) = p(k+2) + p(k+5) = p(k+3) + p(k+4). |
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+0
1
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| 17, 149, 677, 853, 1277, 5437, 6101, 13499, 13921, 19853, 22073, 41863, 49667, 51307, 51797, 55799, 61637, 66337, 83227, 91121, 100957, 103963, 109111, 113147, 128747, 136309, 137933, 148157, 158849, 163117, 167249, 179033, 205171, 208927
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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17 + 43 = 19 + 41 = 23 + 37 = 29 + 31.
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MATHEMATICA
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a = {0, 0, 0, 0, 0, 0, 0, 0}; Do[ a = Delete[ a, 1 ]; a = Append[ a, Prime[ n ] ]; If[ a[ [ 1 ] ] + a[ [ 8 ] ] == a[ [ 2 ] ] + a[ [ 7 ] ] == a[ [ 3 ] ] + a[ [ 6 ] ] == a[ [ 4 ] ] + a[ [ 5 ] ], Print[ a[ [ 1 ] ] ] ], {n, 1, 10^4} ]
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CROSSREFS
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Cf. A022885.
Adjacent sequences: A064099 A064100 A064101 this_sequence A064103 A064104 A064105
Sequence in context: A142815 A008417 A083294 this_sequence A139617 A010969 A022582
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KEYWORD
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easy,nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Sep 17 2001
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