The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A062251

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A062251

Take minimal prime q such that n(q+1)-1 is prime (A060324), that is, the smallest prime q so that n = (p+1)/(q+1) with p prime; sequence gives values of p.
(history; published version)

#39 by Joerg Arndt at Mon Nov 20 03:31:12 EST 2017

STATUS

proposed

approved

#38 by Michel Marcus at Mon Nov 20 00:14:44 EST 2017

STATUS

editing

proposed

#37 by Michel Marcus at Mon Nov 20 00:14:35 EST 2017

LINKS

A. Schinzel and W. Sierpiński, <a href="http://matwbn.icm.edu.pl/ksiazki/aa/aa4/aa432.pdf">Sur certaines hypotheses hypothèses concernant les nombres premiers</a>, Acta Arithmetica 4 (1958), 185-208; erratum 5 (1958) p. 259.

STATUS

reviewed

editing

#36 by Wesley Ivan Hurt at Sun Nov 19 22:21:48 EST 2017

STATUS

proposed

reviewed

#35 by Jon E. Schoenfield at Sun Nov 19 22:19:57 EST 2017

STATUS

editing

proposed

#34 by Jon E. Schoenfield at Sun Nov 19 22:19:54 EST 2017

AUTHOR

N. J. A. Sloane, Jul 01, 2001

#33 by Jon E. Schoenfield at Sun Nov 19 22:19:41 EST 2017

LINKS

T. D. Noe, <a href="/A062251/b062251.txt">Table of n, a(n) for n = 1..10000</a>

STATUS

approved

editing

#32 by Alois P. Heinz at Tue Jan 05 18:56:17 EST 2016

STATUS

editing

approved

#31 by Alois P. Heinz at Tue Jan 05 18:56:13 EST 2016

MAPLE

while not isprime (n*(q+1)-1) do

seq (a(n), n=1..300);

STATUS

approved

editing

#30 by Jon E. Schoenfield at Fri Mar 06 23:17:11 EST 2015

STATUS

editing

approved