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A225943
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The first member of a twin prime pair whose sum equals the sums of two consecutive smaller pairs of twin primes.
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4
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17, 29, 71, 101, 659, 1091, 1301, 2081, 2111, 2381, 2591, 2969, 4241, 4271, 4649, 4721, 4931, 5441, 5519, 6689, 6761, 7589, 8219, 8999, 10331, 10859, 11159, 11717, 11969, 13001, 16451, 17657, 18521, 20231, 22277, 23039, 23909, 24179, 24917, 27479, 28571
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OFFSET
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1,1
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COMMENTS
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The sum of a given pair of twin primes can be represented as the sum of consecutive pairs of smaller twin primes.
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LINKS
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EXAMPLE
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17 + 19 = (5 + 7) + (11 + 13).
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MATHEMATICA
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t = Select[2*Range[20000], PrimeQ[# - 1] && PrimeQ[# + 1] &]; Intersection[t, Rest[t] + Most[t]] - 1 (* T. D. Noe, Jun 13 2013 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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