Revision History for A050896
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#10 by Russ Cox at Fri Mar 30 16:48:38 EDT 2012
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| AUTHOR
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_N. J. A. Sloane (njas(AT)research.att.com), _, Dec 29 1999
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Discussion
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| Fri Mar 30
| 16:48
| OEIS Server: https://oeis.org/edit/global/110
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#9 by Russ Cox at Sun Jul 10 18:38:12 EDT 2011
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| LINKS
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<a href="/Sindx_index/Pri.html#riesel">Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime</a>
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Discussion
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| Sun Jul 10
| 18:38
| OEIS Server: https://oeis.org/edit/global/72
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#8 by N. J. A. Sloane at Thu Nov 11 07:34:06 EST 2010
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| LINKS
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<a href="="/Sindx_Pri.html#riesel">Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime</a>
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| KEYWORD
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hard,nonn,new
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#7 by N. J. A. Sloane at Fri Feb 27 03:00:00 EST 2009
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| LINKS
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<a href="http://www.research.att.com/~njas/sequences/Sindx_Pri.html#riesel">Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime</a>
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| KEYWORD
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hard,nonn,new
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| AUTHOR
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N. J. A. Sloane (njas, (AT)research.att.com), Dec 29 1999
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#6 by N. J. A. Sloane at Sun Jun 29 03:00:00 EDT 2008
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| DATA
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6, 12, 16, 22, 34, 40, 72, 198, 220, 348, 376, 552, 594, 814, 972, 3168, 3702, 3834, 4642, 5116, 9720, 20434, 53692, 123678, 147802, 204516, 398928
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| LINKS
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Kosmaj, <a href="http://www.15k.org/riesellist.htm">Riesel list k<300</a>.
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| KEYWORD
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hard,nonn,new
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| EXTENSIONS
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More terms from Herman Jamke (hermanjamke(AT)fastmail.fm), Jan 02 2008
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#5 by N. J. A. Sloane at Sat Nov 10 03:00:00 EST 2007
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| OFFSET
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01,1
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| LINKS
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<a href="http://www.research.att.com/~njas/sequences/Sindx_Pri.html#riesel">Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime</a>
<a href="http://www.research.att.com/~njas/sequences/Sindx_Pri.html#riesel">Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime</a>
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| KEYWORD
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hard,nonn,new
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#4 by N. J. A. Sloane at Sat Jun 12 03:00:00 EDT 2004
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| NAME
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Numbers n such that 275*2^n-1 is prime.
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| KEYWORD
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hard,nonn,new
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#3 by N. J. A. Sloane at Sat Sep 13 03:00:00 EDT 2003
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| LINKS
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R. Ray Ballinger and Wilfrid W. Keller, <a href="http://vamri.xraywww.uflprothsearch.edu/prothsnet/riesel.html">List of primes k.2^n + 1 for k < 300</a>
R. Ballinger andWilfrid W. Keller, <a href="http://vamri.xraywww.uflprothsearch.edu/prothsnet/riesel2.html">List of primes k.2^n - 1 for k < 300</a>
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| KEYWORD
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hard,nonn,new
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#2 by N. J. A. Sloane at Fri May 16 03:00:00 EDT 2003
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| LINKS
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<a href="http://www.research.att.com/~njas/sequences/Sindx_PPri.html#riesel">Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime</a>
<R. Ballinger and W. Keller, <a href="http://vamri.xray.ufl.edu/proths/riesel.html">List of primes k.2^n + 1 for k < 300</a>
<R. Ballinger and W. Keller, <a href="http://vamri.xray.ufl.edu/proths/riesel2.html">List of primes k.2^n - 1 for k < 300</a>
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| KEYWORD
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hard,nonn,new
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#1 by N. J. A. Sloane at Mon May 08 03:00:00 EDT 2000
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| NAME
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275*2^n-1 is prime.
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| DATA
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6, 12, 16, 22, 34, 40, 72, 198, 220, 348, 376, 552, 594, 814, 972, 3168, 3702, 3834, 4642, 5116, 9720
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| OFFSET
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0,1
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| LINKS
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<a href="http://www.research.att.com/~njas/sequences/Sindx_P.html#riesel">Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime</a>
<a href="http://vamri.xray.ufl.edu/proths/riesel.html">List of primes k.2^n + 1 for k < 300</a>
<a href="http://vamri.xray.ufl.edu/proths/riesel2.html">List of primes k.2^n - 1 for k < 300</a>
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| KEYWORD
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hard,nonn
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| AUTHOR
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njas, Dec 29 1999
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| STATUS
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approved
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