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A120563
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Prime numbers of the form prod_{k=1,...,n} prime(k)^k + 1.
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0
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OFFSET
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0,1
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COMMENTS
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Corresponding n for these three terms are 1, 2, 3. The next term, if any, has 330855 or more digits and corresponding n > 450.
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LINKS
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Table of n, a(n) for n=0..2.
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EXAMPLE
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The prime 2251 is a term as 2251 = 2^1 * 3^2 * 5^3 + 1.
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CROSSREFS
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Sequence in context: A114301 A192340 A098796 * A182344 A191623 A164063
Adjacent sequences: A120560 A120561 A120562 * A120564 A120565 A120566
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KEYWORD
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bref,hard,more,nonn
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AUTHOR
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Rick L. Shepherd, Jun 14 2006
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STATUS
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approved
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