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Search: id:A093865
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| A093865 |
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a(1) = 2, a(n) = least prime > a(n-1)^n. |
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+0
1
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| 2, 5, 127, 260144663, 1191446656198440121121655815832664828439647
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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a(6) has 253 digits and is too large to include. - Emeric Deutsch (deutsch(AT)duke.poly.edu), Feb 04 2006
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EXAMPLE
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a(3)=127 because a(2)^3=125 and the least prime greater than 125 is 127.
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MAPLE
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a:=proc(n) if n=1 then 2 else nextprime(a(n-1)^n) fi end: seq(a(n), n=1..6); (Deutsch)
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CROSSREFS
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Sequence in context: A015172 A132526 A092922 this_sequence A139484 A088271 A130412
Adjacent sequences: A093862 A093863 A093864 this_sequence A093866 A093867 A093868
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KEYWORD
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nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 20 2004
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EXTENSIONS
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More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Feb 04 2006
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