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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; search for Riesel primes 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

The data file can be found here. All k's searched for 1025000 ≤ n ≤ 1310000.

k-value Nash Candidates # primes prime(s) for n

2043 4049 18733 4 1061700, 1094124, 1114516, 1185062
2049 2853 13409 3 1102720, 1111613, 1267508
2061 3124 14577 4 1087375, 1156802, 1216253, 1247471
2079 3221 15151 1 1132635
2085 3345 15723 2 1211126, 1276098
2103 3935 18391 2 1057854, 1282580
2127 3437 16434 2 1078970, 1177082
2205 3532 16896 1 1275529
2211 4509 20744 6 1111659, 1142207, 1149075, 1162499, 1255185, 1268154
2253 3507 16824 0
2259 3437 16284 2 1075969, 1165204
2271 3180 14721 1 1038481
2289 3107 14286 1 1287743

Notes

Riesel Prime Search