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Difference between revisions of "Williams prime MM 3"
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{{Williams prime | {{Williams prime | ||
|WiBase=3 | |WiBase=3 | ||
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==History== | ==History== | ||
− | + | {{HistF|2015-07-31|1360104|Borys Jaworski}} | |
− | + | {{HistF|2012-02-12|1063844|Borys Jaworski}} | |
− | + | {{HistF|2011-09-01|1010743|Borys Jaworski}} | |
− | + | {{HistC|2009-04-12|570000|David Broadhurst}} | |
− | + | {{HistC|2009-03-09|189000 - 400000|David Broadhurst}} | |
− | + | {{HistF|2004-08-15|147488|Ingo Buechel,Wilfrid Keller}} | |
− | + | {{HistF|2004-08-12|143552|Ingo Buechel,Wilfrid Keller}} | |
− | + | {{HistF|2003-06-20|128295|Ingo Buechel,Wilfrid Keller}} | |
− | + | {{HistF|2001-09-28|90012|Wilfrid Keller}} | |
− | + | {{HistF|2001-08-12|75551|Wilfrid Keller}} | |
− | + | {{HistF|2001-06-30|49340|Wilfrid Keller}} | |
− | + | {{HistF|1972-10|1 - 222|H.C.Williams,C.R.Zarnke}} | |
==External links== | ==External links== |
Revision as of 10:51, 21 May 2019
Reserved! This sequence is currently reserved by: Borys Jaworski |
Current data
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History
- 2015-07-31: Found n = 1360104, Borys Jaworski
- 2012-02-12: Found n = 1063844, Borys Jaworski
- 2011-09-01: Found n = 1010743, Borys Jaworski
- 2009-04-12: Checked to n = 570000, David Broadhurst
- 2009-03-09: Checked n = 189000 - 400000, David Broadhurst
- 2004-08-15: Found n = 147488, Ingo Buechel, Wilfrid Keller
- 2004-08-12: Found n = 143552, Ingo Buechel, Wilfrid Keller
- 2003-06-20: Found n = 128295, Ingo Buechel, Wilfrid Keller
- 2001-09-28: Found n = 90012, Wilfrid Keller
- 2001-08-12: Found n = 75551, Wilfrid Keller
- 2001-06-30: Found n = 49340, Wilfrid Keller
- 1972-10: Found n = 1 - 222, H.C.Williams, C.R.Zarnke
External links
- Active search, last update post #72
- The sequence A003307 in OEIS
- H.C.Williams, C.R.Zarnke: "Some prime numbers of the forms 2A3^n+1 and 2A3^n-1" Math. Comp. 26 (1972), 995-998