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Prime Tuple Database
Prime p0= 2506131431978819681 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 38 12 16 92 10 8 144 6 4 6 144 8 10 92 16 12 38 (?)
an: 0 38 50 66 158 168 176 320 326 330 336 480 488 498 590 606 618 656
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 656
Found by: conf [MM]
db: batch=82, k=18, 38 12 16 92 10 8 144 6 4
dn: 0 38 12 16 92 10 8 144 6 4 6 144 8 10 92 16 12 38 (?)
an: 0 38 50 66 158 168 176 320 326 330 336 480 488 498 590 606 618 656
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 656
Found by: conf [MM]
db: batch=82, k=18, 38 12 16 92 10 8 144 6 4
| SPT(16) | 2506129968028667569 | 0 18 30 40 70 78 88 108 142 162 172 180 210 220 232 250 | -1463950152112 |
| STPT(10) | 2506130007983286869 | 0 2 18 20 30 32 42 44 60 62 | -1423995532812 |
| STPT(10) | 2506130293863774839 | 0 2 18 20 30 32 42 44 60 62 | -1138115044842 |
| TPT(14) | 2506131168104910611 | 0 2 18 20 66 68 108 110 180 182 480 482 570 572 | -263873909070 |
| STPT(10) | 2506131280260502847 | 0 2 30 32 42 44 54 56 84 86 | -151718316834 |
| SPT(18) | 2506131340301155979 | 0 12 48 68 104 152 164 194 234 308 348 378 390 438 474 494 530 542 | -91677663702 |
| SPT(13) | 2506131531875002457 | 0 6 24 30 66 84 90 96 114 150 156 174 180 | 99896182776 |
| STPT(10) | 2506131613527151397 | 0 2 60 62 72 74 84 86 144 146 | 181548331716 |
| SPT(16) | 2506131771685451947 | 0 16 42 66 94 174 252 294 352 394 472 552 580 604 630 646 | 339706632266 |
| STPT(10) | 2506131848460331547 | 0 2 30 32 42 44 54 56 84 86 | 416481511866 |
| SPT(16) | 2506132013104805161 | 0 18 66 70 88 108 126 130 156 160 178 198 216 220 268 286 | 581125985480 |
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