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A110915
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Primes in sequence a(n) = n*a(n-1) + 1, a(1) = 0 (A056542).
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0
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OFFSET
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1,1
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LINKS
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Table of n, a(n) for n=1..5.
Tom Mueller, Prime and Composite Terms in Sloane's Sequence A056542, Journal of Integer Sequences, Vol. 8 (2005), Article 05.3.3.
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MATHEMATICA
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Select[ FoldList[ #1*#2 + 1 &, 0, Range[2, 100]], PrimeQ[ # ] &] (* Robert G. Wilson v *)
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CROSSREFS
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Cf. A056542; indices of a(n) which are primes: A070213.
Sequence in context: A134360 A171687 A178050 * A068733 A066161 A125040
Adjacent sequences: A110912 A110913 A110914 * A110916 A110917 A110918
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KEYWORD
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nonn
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AUTHOR
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Paul Muljadi, Oct 09 2005
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EXTENSIONS
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a(5) from Robert G. Wilson v, Oct 11 2005
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STATUS
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approved
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