NPLB K300 Drive 1

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Purpose

This is team drive #1 for k < 300 for No Prime Left Behind. We will be searching many k's for 2000000 ≤ n ≤ 3000000.

Started

• 2024-04-23

Ended

• ongoing

k-values

2024-04-23: k = 91, 95, 163, 207, 209, 213, 221, 237, 247, 249, 251, 255, 261, 263, 267, 273, 277, 279, 281, 285, 287, 289, 291, 293, 297, 299

2024-04-26: added k = 77, 85 for n ≥ 2100000

2024-05-05: added k = 203, 205, 219, 227, 235, 257, 259, 275, 295 for n ≥ 2200000

2024-05-15: added k = 115, 117, 123, 129-149, 153-161, 171-189, 245 for n ≥ 2300000

currently k = 77, 85, 91, 95, 115, 117, 123, 129-149, 153-163, 171-189,

203-209, 213, 219, 221, 227, 235, 237, 245-251, 255-263, 267, 273-281, 285-299

Current status

• PRPNet status

Multi Reservation

• Here: The current n_max = 2,500,000 as of 2024-07-01.

Data table

All k's and starting n are in the table below.
Candidates, ending n, and primes should be updated when the drive is done.

k-value	Nash	Candidates	n-range	prime(s) for n (confirmed)
77	1700		2100000 - 2400000	2363352, 2387116
85	921		2100000 - 2400000	2352083
91	2374		2000000 - 2400000
95	1490		2000000 - 2400000
115	1954		2300000 - 2400000
117	3581		2300000 - 2400000
123	2133		2300000 - 2400000
129	2753		2300000 - 2400000
131	1065		2300000 - 2400000
133	1442		2300000 - 2400000
135	2322		2300000 - 2400000
137	1109		2300000 - 2400000
139	2586		2300000 - 2400000
141	1901		2300000 - 2400000
143	2243		2300000 - 2400000
145	1098		2300000 - 2400000
147	2806		2300000 - 2400000
149	1022		2300000 - 2400000
153	3189		2300000 - 2400000
155	1317		2300000 - 2400000
157	917		2300000 - 2400000
159	2237		2300000 - 2400000
161	1273		2300000 - 2400000	2373286
163	737		2000000 - 2400000
171	2674		2300000 - 2400000
173	1999		2300000 - 2400000
175	1792		2300000 - 2400000
177	1622		2300000 - 2400000
179	779		2300000 - 2400000
181	2940		2300000 - 2400000
183	1685		2300000 - 2400000
185	2161		2300000 - 2400000
187	1158		2300000 - 2400000
189	2793		2300000 - 2400000
203	1687		2200000 - 2400000	2222744
205	1351		2200000 - 2400000
207	1798		2000000 - 2400000	2212517
209	998		2000000 - 2400000
213	2538		2000000 - 2400000	2064426, 2277870, 2328530
219	1069		2200000 - 2400000
221	418		2000000 - 2400000
227	2550		2200000 - 2400000
235	1563		2200000 - 2400000	2227565
237	2404		2000000 - 2400000
245	1419		2300000 - 2400000
247	363		2000000 - 2400000
249	1592		2000000 - 2400000	2001627
251	417		2000000 - 2400000
255	3297		2000000 - 2400000	2010691
257	1867		2200000 - 2400000
259	1561		2200000 - 2400000
261	2394		2000000 - 2400000
263	1215		2000000 - 2400000
267	2205		2000000 - 2400000
273	3029		2000000 - 2400000	2024810
275	1581		2200000 - 2400000
277	865		2000000 - 2400000
279	2345		2000000 - 2400000
281	937		2000000 - 2400000
285	3331		2000000 - 2400000	2110099, 2138174
287	1307		2000000 - 2400000	2054534, 2197108
289	1642		2000000 - 2400000	2118129
291	1969		2000000 - 2400000	2071142
293	1483		2000000 - 2400000
295	1266		2200000 - 2400000	2242469
297	2974		2000000 - 2400000
299	1199		2000000 - 2400000

External Links

• Thread at MersenneForum

No Prime Left Behind

Miscellaneous

Main

Current work

Drive 17 Drive 18 Drive 19 Drive High-n K300 Drive 1

Completed

Drive 1 Drive 2 Drive 3 Drive 4 Drive 5 Drive 6 Drive 7 Drive 8 Drive 9A Drive 9B Drive 9C Drive 9D Drive 10 Drive 11 Drive 12A Drive 12B Drive 12C Drive 13 Drive 14 Drive 15 Drive 16 Mini Drive 1 Mini Drive 2 Mini Drive 3 Mini Drive 4 Mini Drive 5 Maxi Drive 1

Races

Race 1 Race 2 Race 3 ...

Others