RPS Drive 2

Overview

RPS Drive 2 - This drive is done.

Project	Riesel Prime Search
Drive name	RPS Drive 2
Purpose	Search for Riesel primes for 20 k < 300.
Date start	2006-03-17
Date end	2006-08-13
k-values	107 - 239
n-range	210000 - 600000
# candidates	278337
Primes found	56 new, 5 confirmed
Link	MersenneForum

k-history

• k-values: 107, 115, 131, 133, 143, 145, 149, 167, 169, 175, 179, 181, 185, 187, 221, 227, 229, 233, 235, 239

n-history

• n-values: n = 210000 - 600000

Primes table

The data file can be found here. All k's searched for n = 210000 - 600000

k-value	Nash	Candidates	# primes	prime(s) for n (C=confirmed)
107	1447	13053	4	267916 C, 306334, 471382, 494896
115	1954	17806	2	267443, 357829
131	1065	9847	0
133	1442	12973	4	238163 C, 312359, 359915, 471455
143	2243	19320	2	303284, 374626
145	1098	9710	3	290861, 464887, 530181
149	1022	8960	2	212460 C, 592968
167	2263	19276	4	225232, 275680, 314000, 315872
169	1594	15675	1	458099
175	1792	15942	6	244073, 244393, 282719, 309593, 387513, 529417
179	779	6832	3	236856, 490800, 507816
181	2940	26243	11	212647, 268299, 293551, 308759, 327407, 334579, 400849, 458303, 491487, 553989, 563997
185	2161	18902	6	211876, 229850, 238230, 294662, 391322, 459352
187	1158	9876	3	263093, 379649, 483153
221	418	3924	0
227	2550	22287	2	299306, 345918
229	2195	18777	3	220147 C, 560259, 586795
233	1241	11734	0
235	1563	14091	4	231927 C, 312345, 315773, 556077
239	388	3109	1	356300

Notes

Riesel Prime Search

Miscellaneous

Main

Current work

Completed

Drive 1 Drive 2 Drive 3 Drive 4 Drive 5 Drive 6 Drive 7 Drive 8 Drive 9 Drive 10 Drive 11 Drive 12 Drive 9ks Megabit Drive‎ 1 Megabit Drive‎ 2 Megabit Drive‎ 3

Individual k-searches

k=5 k=15 k=17 k=65 k=105 k=125 k=210885 k=2995125705

Others