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Revision History for A113213

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A113213

Smallest number m such that 2^n - m and 2^n + m are primes.
(history; published version)

#25 by Alois P. Heinz at Sun Sep 09 13:11:05 EDT 2018

STATUS

proposed

approved

#24 by Joerg Arndt at Sun Sep 09 10:46:58 EDT 2018

STATUS

editing

proposed

Discussion

Sun Sep 09

10:49

Phillip Poplin: Yes, that is good. Thanks.

#23 by Joerg Arndt at Sun Sep 09 10:46:50 EDT 2018

LINKS

P. Poplin, <a href="/A113213/b113213.txt">Table of n, a(n) for n = 0..10000</a> (Terms after 8025 are correspond to Fermat and Lucas PRP.)

EXTENSIONS

a(57) - a(10000) from Phillip Poplin, Sep 09 2018

STATUS

proposed

editing

Discussion

Sun Sep 09

10:46

Joerg Arndt: OK?

#22 by Phillip Poplin at Sun Sep 09 10:43:13 EDT 2018

STATUS

editing

proposed

#21 by Phillip Poplin at Sun Sep 09 10:42:17 EDT 2018

LINKS

P. Poplin, <a href="/A113213/b113213.txt">Table of n, a(n) for n = 0..10000</a> (Terms after 8025 are Fermat and Lucas PRP.)

EXTENSIONS

a(57) - a(10000) from Phillip Poplin, Sep 09 2018

STATUS

approved

editing

#20 by Wolfdieter Lang at Tue May 05 15:09:53 EDT 2015

STATUS

proposed

approved

#19 by Thomas Ordowski at Fri May 01 05:06:04 EDT 2015

STATUS

editing

proposed

#18 by Thomas Ordowski at Fri May 01 05:05:34 EDT 2015

NAME

Smallest number m such that 2^n +/- m and 2^n + m are primes.

STATUS

proposed

editing

#17 by Michel Marcus at Mon Apr 20 03:19:14 EDT 2015

STATUS

editing

proposed

Discussion

Wed Apr 29

16:30

Wolfdieter Lang: I suggest to name this: Smallest number m such that 2^n + m  and 2^n - m are primes.

#16 by Michel Marcus at Mon Apr 20 03:16:26 EDT 2015

CROSSREFS

Cf. A013603, A092131.