RPS Drive 5

Overview

RPS Drive 5 - This drive is done.

Project	Riesel Prime Search
Drive name	RPS Drive 5
Purpose	Search for Riesel primes k < 300 where k divisible by 3.
Date start	2006-11-12
Date end	2008-07-04
k-values	51 - 291
n-range	260000 - 1000000
Primes found	57 new, 4 confirmed
Link	MersenneForum

k-history

2006-11-12: k = 51, 57, 117, 129, 135, 213, 237, 249, 261, 267, 273, 279, 285, 291. See n-values by k in Data table below.

2008-01-03: removing k = 51, 57 for n > 870000

Primes table

k-value	Nash	Candidates	n-range	# primes	prime(s) for n (confirmed)
51	1550		475000-870000	3	657705, 832630, 845494
57	2672		400000-870000	4	450430, 565994, 707245, 839446
117	3581		438000-1000000	5	511361, 560848, 697458, 834916, 877874
129	2753		398000-1000000	4	398288, 536615, 603488, 690893
135	2322		300000-1000000	6	437544, 474178, 525544, 876997, 959059, 961897
213	2538		260000-1000000	3	303670, 709727, 760942
237	2404		260000-1000000	3	421862, 729654, 832053
249	1592		260000-1000000	0
261	2394		260000-1000000	5	618918, 660709, 802123, 827599, 850383
267	2205		300000-1000000	5	415916, 471230, 607688, 662524, 705028
273	3029		260000-1000000	3	522287, 742930, 930663
279	2345		260000-1000000	6	277455, 318317, 455704, 479437, 587881, 616044
285	3331		470000-1000000	3	780300, 881240, 915913
291	1969		260000-1000000	11	291705, 313433, 372342, 386430, 389225, 531347, 565917, 810347, 832410, 934097, 996371

Notes

Riesel Prime Search

Miscellaneous

Main

Current work

Megabit Drive‎ 1

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 Megabit Drive‎ 2 Megabit Drive‎ 3

Individual k-searches

k=5 k=15 k=17

Others