Riesel primes of the form 16921•2ⁿ-1

2021-10-11: Reserved by Alexander Jones
2020-08-29: Checked to n = 50000 , Alexander Jones
2011-11-23: Checked to n = 1007 , Gary Barnes
2007-12-11: Found n =&#160;425007 , Chris Chatfield

Reserved! This sequence is currently reserved by: Alexander Jones

Current data

`k` , `b` :	16921 , 2
Count :	23
Nash :	1263
Max `n` :	50,000
Date :	2020-08-29
Reserved :	Alexander JonesAlexander Jones/Reserved

3, 13, 27, 61, 97, 121, 199, 219, 223, 327, 879, 1321, 1323, 1419, 1567, 6139, 8047, 19789, 20227, 20443, 33451, 35479, 425007