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Prime Tuple Database
Prime p0= 2191551443280667957 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 40 2 18 6 48 12 70 18 8 18 70 12 48 6 18 2 40 (?)
an: 0 40 42 60 66 114 126 196 214 222 240 310 322 370 376 394 396 436
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 436
Found by: [SG-FC] hl
db: batch=81, k=18, 40 2 18 6 48 12 70 18 8
dn: 0 40 2 18 6 48 12 70 18 8 18 70 12 48 6 18 2 40 (?)
an: 0 40 42 60 66 114 126 196 214 222 240 310 322 370 376 394 396 436
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 436
Found by: [SG-FC] hl
db: batch=81, k=18, 40 2 18 6 48 12 70 18 8
| STPT(12) | 2191549415896653221 | 0 2 6 8 36 38 90 92 120 122 126 128 | -2027384014736 |
| SPT(16) | 2191549650129317837 | 0 14 90 116 134 146 186 204 212 230 270 282 300 326 402 416 | -1793151350120 |
| SPT(20) | 2191549694617085431 | 0 6 16 18 28 66 118 142 186 238 300 352 396 420 472 510 520 522 532 538 | -1748663582526 |
| SPT(16) | 2191550514919521341 | 0 20 48 56 66 120 126 132 176 182 188 242 252 260 288 308 | -928361146616 |
| STPT(10) | 2191550601945584681 | 0 2 6 8 48 50 90 92 96 98 | -841335083276 |
| STPT(10) | 2191550836027551497 | 0 2 42 44 72 74 102 104 144 146 | -607253116460 |
| SPT(16) | 2191551703513740391 | 0 46 102 108 150 178 196 252 256 312 330 358 400 406 462 508 | 260233072434 |
| SPT(16) | 2191552031460807047 | 0 14 32 50 60 74 84 102 194 212 222 236 246 264 282 296 | 588180139090 |
| SPT(16) | 2191552060271402683 | 0 46 54 60 88 108 150 154 180 184 226 246 274 280 288 334 | 616990734726 |
| SPT(16) | 2191552149257122853 | 0 6 48 78 108 116 134 204 230 300 318 326 356 386 428 434 | 705976454896 |
| TPT(14) | 2191552424031939581 | 0 2 30 32 60 62 96 98 186 188 198 200 306 308 | 980751271624 |
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