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Search: id:A084748
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| A084748 |
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Primes of the form n! + p where p is the smallest prime > n. |
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+0
2
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| 3, 5, 11, 29, 127, 727, 5051, 3628811, 8683317618811886495518194401280000037, 2658271574788448768043625811014615890319638528000000047, 12413915592536072670862289047373375038521486354677760000000053
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OFFSET
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1,1
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COMMENT
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Let a term k! + p = prime(r) then prime(r) -prime(r-1) >=p-1.
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FORMULA
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a(n) = A084749(n)!+A007918(A084749(n)+1). - David Wasserman (wasserma(AT)spawar.navy.mil), Jan 04 2005
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EXAMPLE
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727 = 6! + 7 belongs to this sequence but 8! +11 is composite and is not a member.
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CROSSREFS
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Cf. A084749.
Adjacent sequences: A084745 A084746 A084747 this_sequence A084749 A084750 A084751
Sequence in context: A095302 A000101 A037152 this_sequence A146243 A108259 A093933
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KEYWORD
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nonn
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AUTHOR
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Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), Jun 16 2003
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EXTENSIONS
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More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Jan 04 2005
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