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A151893
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a(n) = smallest number k such that n! + k-th prime after n! is prime.
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4
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1, 1, 1, 1, 2, 1, 1, 2, 4, 10, 2, 4, 3, 1, 1, 4, 2, 9, 14, 1, 6, 14, 6, 5, 1, 11, 3, 35, 14, 20, 4, 1, 10, 1, 1, 6, 37, 33, 25, 17, 62, 2, 5, 26, 12, 10, 11, 37, 9, 9, 4, 50, 32, 9, 9, 7, 9, 47, 10, 40, 80, 60, 3, 18, 6, 2, 1
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OFFSET
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1,5
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LINKS
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MATHEMATICA
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a = {}; Do[k = 1; While[ ! PrimeQ[n! + NextPrime[n!, k]], k++ ]; Print[k]; AppendTo[a, k], {n, 1, 200}]; a
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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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