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OEIS A071580: Smallest prime of the form k*a(n-1)*a(n-2)*...*a(1)+1
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2015-05-22, 22:06
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Batalov
"Serge"
Mar 2008
Phi(4,2^7658614+1)/2
9,257 Posts
See post #9?
It has both: 1) all terms ("giving a man a fish"), and 2) advise to register for OEIS Wiki ("teach a man to fish").
Batalov
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