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Old 2008-12-25, 05:27   #1
roger
 
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Oct 2006

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Default k-reservation for proth series

Well, since there's no proth forum I'll post it here. I contacted Chris Caldwell, and Ray Ballinger, but they said they don't cover the range of k I'm working on.

k: 2979557295
prime n's (137 total):
Quote:
2 10 11 12 17 20 23 26 27 31 40 45 53 58 85 99 105 108 118 164 183 187 194 220 231 251 269 273 329 394 398 448 454 477 507 563 578 589 701 706 711 712 735 782 795 869 908 911 973 987 1198 1260 1345 1377 1417 1464 1519 1530 1606 1661 1682 1714 1801 2168 2508 2673 2843 2984 3271 3278 3576 3596 4223 4225 4263 5293 5983 6399 7183 7401 7433 7623 7709 7741 8010 8332 9032 9274 9856 10211 11489 12775 13179 14985 15017 15040 21573 22101 22420 23500 25717 27424 28848 31453 31456 34972 37813 44045 49324 49417 52525 54172 55285 60385 60927 63424 70168 70727 73517 84771 89736 102475 104748 110976 120104 123670 134219 140672 148204 149606 152136 180298 184258 238106 240687 240754 245215
twin n's:
2 17 58 251 (checked to n=140,000)

largest prime digits: 2979557295*2245215+1 = 73872 digits

Last fiddled with by roger on 2008-12-25 at 05:29
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Old 2008-12-25, 07:18   #2
IronBits
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Nice!
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