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A097973
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Least m>p such that p|m, p+1|m+1 and p+2|m+2, for twin prime pairs (p, p+2), p in A001359.
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1
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63, 215, 1727, 5831, 26999, 74087, 215999, 373247, 1061207, 1259711, 2628071, 3374999, 5831999, 7077887, 7762391, 11852351, 13823999, 19682999, 22425767, 30371327, 42144191, 74087999, 80621567, 98611127, 142236647, 185192999
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OFFSET
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1,1
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LINKS
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FORMULA
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EXAMPLE
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The triple {a(6), a(6)+1, a(6)+2}, for instance, i.e., (74087=41*1807, 74088=42*1764, 74089=43*1723) is the smallest one whose elements are respectively divisible by those of (41, 42, 43), (41, 43) being the 6th twin prime pair.
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MAPLE
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map(t -> (t+1)^3-1, select(t -> isprime(t) and isprime(t+2), [3, seq(i, i=5..10^4, 6)])); # Robert Israel, May 16 2018
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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