Riesel primes of the form 12121•2ⁿ-1

2019-02-29: Checked to n = 500000 , Alexander Jones
2011-11-23: Checked to n = 20000 , Thomas Ritschel
2005-01-05: Found n =&#160;437493 , <a href="/z/index.php?title=Justin_Van_Klein&amp;action=edit&amp;redlink=1" class="new" title="Justin Van Klein (page does not exist)">Justin Van Klein
2004-11-21: Found n =&#160;324641 , <a href="/z/index.php?title=Justin_Van_Klein&amp;action=edit&amp;redlink=1" class="new" title="Justin Van Klein (page does not exist)">Justin Van Klein

Current data

29, 69, 119, 131, 309, 341, 353, 1533, 2759, 5541, 6209, 6419, 26021, 34667, 47289, 48057, 133307, 324641, 437493