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RPS Drive 12

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Overview

RPS Drive 12 - This drive is done.
Project Riesel Prime Search
Drive name RPS Drive 12
Purpose Follow-on from RPS Drive 11; the goal of this drive is to search for primes of the form k•2n-1 for 13 high-weighted 2000 < k < 2300.
Date start 2013-08-28
Date end 2015-04-20
k-values 2000 - 2300
n-range 1025000 - 1310000
Primes found 29 new
Link MersenneForum

k-history

2013-08-28: k = 2043, 2049, 2061, 2079, 2085, 2103, 2127, 2205, 2211, 2253, 2259, 2271, 2289 for 1025000 ≤ n ≤ 1310000
All for drive k = 2043, 2049, 2061, 2079, 2085, 2103, 2127, 2205, 2211, 2253, 2259, 2271, 2289

n-history

  • n-values: 1025000 ≤ n ≤ 1310000

Sieve history

Reservation history

Primes table

k-value Nash Candidates prime(s) for n
2043 4049 18733 1061700, 1094124, 1114516, 1185062
2049 2853 13409 1102720, 1111613, 1267508
2061 3124 14577 1087375, 1156802, 1216253, 1247471
2079 3221 15151 1132635
2085 3345 15723 1211126, 1276098
2103 3935 18391 1057854, 1282580
2127 3437 16434 1078970, 1177082
2205 3532 16896 1275529
2211 4509 20744 1111659, 1142207, 1149075, 1162499, 1255185, 1268154
2253 3507 16824
2259 3437 16284 1075969, 1165204
2271 3180 14721 1038481
2289 3107 14286 1287743

Notes

Riesel Prime Search