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Search: id:A154662
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| A154662 |
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Numbers n such that n!-+367 are primes. |
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+0
4
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OFFSET
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1,1
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COMMENT
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7!-367=4673, 7!+367=6407,...
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MATHEMATICA
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lst={}; a=367; Do[If[PrimeQ[n!-a]&&PrimeQ[n!+a], AppendTo[lst, n]], {n, 2*5!}]; lst
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CROSSREFS
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Cf. A144046, A154660, A154661
Sequence in context: A069136 A047335 A127020 this_sequence A070398 A022096 A041175
Adjacent sequences: A154659 A154660 A154661 this_sequence A154663 A154664 A154665
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KEYWORD
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nonn
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AUTHOR
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Vladimir Orlovsky (4vladimir(AT)gmail.com), Jan 13 2009
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