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Message 12052 - Posted: 4 Sep 2026, 16:43:15 UTC

R288 tested to n=800k (500-800k)

nothing found, 2 remain

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Message 12067 - Posted: 17 Sep 2026, 6:25:18 UTC

R625 tested to n=200k (130-200k)

5 primes found, 53 remain (+1 duplicate k-value is prime)

22878*625^138988-1 found by fc3a0aa5fb7561e48e6b43851543c333
15966*625^148870-1 found by [AF>Le_Pommier] Jerome_C2005
7782*625^162970-1 found by Tamagoch
22562*625^173663-1 found by whizbang
21116*625^184482-1 found by vaughan
15966*625^185122-1 found by Bunteck

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Message 12069 - Posted: 19 Sep 2026, 6:38:53 UTC

R298 tested to n=800k (500-800k)

nothing found, 2 remain

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Message 12070 - Posted: 19 Sep 2026, 6:42:12 UTC

S214 tested to n=800k (500-800k)

nothing found, 2 remain

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Message 12071 - Posted: 20 Sep 2026, 14:35:54 UTC

S2 2nd_conjecture tested to n=11M (10-11M)

nothing found, 17 remain

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Message 12075 - Posted: 21 Sep 2026, 9:53:00 UTC

S199 tested to n=500k (300-500k)

2 primes found, 30 remain

12226*199^357340+1 found by [SG-FC] dingdong
12534*199^411531+1 found by pratherdude (TOP5000)

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Message 12093 - Posted: 25 Sep 2026, 10:37:50 UTC

S228 tested to n=800k (500-800k)

nothing found, 2 remain

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Message 12133 - Posted: 2 Oct 2026, 7:26:37 UTC

R662 tested to n=800k (600-800k)

nothing found, 1 remain

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Message 12134 - Posted: 2 Oct 2026, 7:31:33 UTC

R665 tested to n=800k (600-800k)

nothing found, 1 remain

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Message 12135 - Posted: 2 Oct 2026, 7:37:15 UTC

S236 tested to n=800k (500-800k)

nothing found, 2 remain

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Message 12138 - Posted: 5 Oct 2026, 8:31:04 UTC

S298 tested to n=800k (500-800k)

1 prime found, 1 remain

168*298^566667+1 found by Sightus@CAU (TOP5000)

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Message 12152 - Posted: 7 Oct 2026, 10:31:30 UTC

R75 tested to n=700k (600-700k)

nothing found, 6 remain

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Message 12153 - Posted: 7 Oct 2026, 14:06:36 UTC

R625 tested to n=300k (200-300k)

4 primes found, 49 remain (+2 duplicate k-values are prime)

14750*625^204761-1 found by mmonnin
23216*625^206892-1 found by Bunteck
23340*625^247720-1 found by fax
21726*625^267547-1 found by mmonnin
23216*625^275691-1 found by Ralfy
23340*625^299391-1 found by (SG) Christian Kronenberg

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Message 12155 - Posted: 10 Oct 2026, 13:56:00 UTC

S52 tested to n=700k (600-700k)

1 prime found, 15 remain

25492*52^638823+1 found by Science United (TOP5000)

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Message 12163 - Posted: 11 Oct 2026, 14:08:10 UTC

R235 tested to n=500k (300-500k)

1 prime found, 6 remain

3788*235^455521-1 found by vaughan (TOP5000)

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Message 12168 - Posted: 13 Oct 2026, 14:55:21 UTC

R256 tested to n=1.25M (1-1.25M)

nothing found, 19 remain

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Message 12172 - Posted: 14 Oct 2026, 6:16:15 UTC

R668 tested to n=800k (600-800k)

nothing found, 1 remain

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Message 12173 - Posted: 16 Oct 2026, 6:43:39 UTC

R35 tested to n=400k (350-400k)

13 primes found, 241 remain

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Message 12174 - Posted: 16 Oct 2026, 9:44:47 UTC

R679 tested to n=800k (600-800k)

nothing found, 1 remain

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