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Prime Tuple Database
Prime p0= 917211197336727551 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 30 18 8 4 6 60 44 16 26 16 44 60 6 4 8 18 30 (?)
an: 0 30 48 56 60 66 126 170 186 212 228 272 332 338 342 350 368 398
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 398
Found by: Theadalus
db: batch=76, k=18, 30 18 8 4 6 60 44 16 26
dn: 0 30 18 8 4 6 60 44 16 26 16 44 60 6 4 8 18 30 (?)
an: 0 30 48 56 60 66 126 170 186 212 228 272 332 338 342 350 368 398
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 398
Found by: Theadalus
db: batch=76, k=18, 30 18 8 4 6 60 44 16 26
| SPT(16) | 917210203873021609 | 0 12 42 82 94 178 264 322 330 388 474 558 570 610 640 652 | -993463705942 |
| STPT(10) | 917210789627576831 | 0 2 30 32 78 80 126 128 156 158 | -407709150720 |
| SPT(16) | 917210797439219533 | 0 40 46 64 70 76 106 120 130 144 174 180 186 204 210 250 | -399897508018 |
| STPT(10) | 917210905828018187 | 0 2 12 14 42 44 72 74 84 86 | -291508709364 |
| TPT(14) | 917210975346291191 | 0 2 198 200 210 212 276 278 480 482 606 608 618 620 | -221990436360 |
| SPT(16) | 917211160461852059 | 0 72 74 102 140 144 168 194 258 284 308 312 350 378 380 452 | -36874875492 |
| SPT(16) | 917211524380062361 | 0 16 22 42 48 60 66 88 90 112 118 130 136 156 162 178 | 327043334810 |
| STPT(10) | 917211718487820797 | 0 2 30 32 42 44 54 56 84 86 | 521151093246 |
| SPT(16) | 917212855710596197 | 0 22 30 54 70 100 120 124 162 166 186 216 232 256 264 286 | 1658373868646 |
| STPT(10) | 917213238319983947 | 0 2 24 26 42 44 60 62 84 86 | 2040983256396 |
| STPT(10) | 917213244761659661 | 0 2 6 8 48 50 90 92 96 98 | 2047424932110 |
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