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A088684
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Prime(3n+3)-prime(3n+1).
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5
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6, 6, 8, 6, 8, 6, 10, 6, 6, 10, 12, 10, 8, 6, 24, 6, 12, 12, 10, 24, 6, 16, 10, 12, 14, 18, 12, 10, 6, 20, 12, 14, 16, 8, 16, 8, 6, 12, 12, 16, 18, 18, 10, 10, 18, 14, 6, 24, 6, 6, 24, 18, 12, 10, 14, 10, 12, 12, 8, 6, 12, 12, 12, 16, 20, 12, 18, 20, 8, 6, 14, 40, 26, 18, 10, 6, 22, 6
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OFFSET
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1,1
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COMMENTS
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Minimal difference is 6 (for 3-tuplet). Repeating 6 means successive 3-tuplets.
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LINKS
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FORMULA
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Partition primes in triples starting with 7: {7, 11, 13}, {17, 19, 23}, {29, 31, 37}, {41, 43, 47}, {53, 59, 61}, {67, 71, 73}, {79, 83, 89}, {97, 101, 103}, {107, 109, 113}. Sequence gives differences between lesser and larger primes in triples.
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MAPLE
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Primes:= select(isprime, [2, seq(i, i=3..10000)]):
seq(Primes[3*n+3]-Primes[3*n+1], n=1..(nops(Primes)-3)/3); # Robert Israel, Dec 15 2019
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MATHEMATICA
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Last[#]-First[#]&/@Partition[Prime[Range[4, 250]], 3] (* Harvey P. Dale, Sep 06 2011 *)
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CROSSREFS
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KEYWORD
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base,easy,nonn
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AUTHOR
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STATUS
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approved
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