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A289855
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Primes of the form k!2-128, where k!2 is the double factorial number (A006852).
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1
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10267, 135007, 13749310447, 1192568192774434123539907640497, 29215606371473169285018060091249259296747, 1009847364737869270905302433221592504062302663202724609247, 34720596058582394465875230149026168047833371128291024141249287753332469144201839599609247
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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MultiFactorial[n_, k_] := If[n<1, 1, n*MultiFactorial[n-k, k]];
Select[Table[MultiFactorial[i, 2] - 128, {i, 8, 100}], PrimeQ[#]&]
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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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