Riesel primes of the form 19507•2ⁿ-1

2018-10-31: Checked n = 1000 &#160;-&#160; 300000 , Alexander Jones
2011-11-23: Checked to n = 1007 , Gary Barnes
2009-05-12: Reserved by RPS Drive 10 , for n = 400000 - 2000000
1998-05-11: Found n =&#160;9713 , Yves Gallot

Reserved! This sequence is currently part of Multi Reservation 2: [[]].

Current data

`k` , `b` :	19507 , {{{Rb}}}
Count :	4
Nash :	264
Max `n` :	PhpTags Warning: number_format() expects parameter 1 to be float, string given in Template:Num on line 1
Date :

9713, 38801, 47393, 269121

[[Category:Riesel {{{Rb}}}|#.....19507]][[Category:Riesel {{{Rb}}} Low-weight|#.....19507]][[Category:|#.....19507]]