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A078745 Numbers n such that { (product of all the composite numbers <= n) - the n-th prime } is prime. +0
2
6, 7, 8, 15, 23, 36, 93, 117, 121, 131, 150, 310, 433, 896, 1226, 4439 (list; graph; listen)
OFFSET

1,1

COMMENT

Some of the larger entries may only correspond to probable primes.

CROSSREFS

Cf. A000142, A034386, A078744.

Sequence in context: A146329 A133893 A101647 this_sequence A087663 A112813 A048018

Adjacent sequences: A078742 A078743 A078744 this_sequence A078746 A078747 A078748

KEYWORD

more,nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Dec 21 2002

EXTENSIONS

One more term from Ryan Propper (rpropper(AT)stanford.edu), Feb 12 2007

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Last modified December 3 01:16 EST 2008. Contains 151161 sequences.


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