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A288406
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Primes of the form k!2+8, where k!2 is the double factorial number (A006852).
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1
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11, 23, 113, 953, 2027033, 34459433, 7905853580633, 13113070457687988603440633, 112275575285571389562324404930670903477890633, 79777941814291672401518892224505807820921910393015244140633
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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] + 8, {i, 0, 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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