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Prime Tuple Database
Prime p0= 2891639995149204881 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 18 8 34 26 10 62 42 36 4 8 4 36 42 62 10 26 34 8 18 (?)
an: 0 18 26 60 86 96 158 200 236 240 248 252 288 330 392 402 428 462 470 488
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: [SG-FC] hl
db: batch=82, k=20, 18 8 34 26 10 62 42 36 4 8
dn: 0 18 8 34 26 10 62 42 36 4 8 4 36 42 62 10 26 34 8 18 (?)
an: 0 18 26 60 86 96 158 200 236 240 248 252 288 330 392 402 428 462 470 488
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: [SG-FC] hl
db: batch=82, k=20, 18 8 34 26 10 62 42 36 4 8
| SPT(16) | 2891637053445007177 | 0 4 60 72 94 102 120 160 186 226 244 252 274 286 342 346 | -2941704197704 |
| STPT(10) | 2891637460553371097 | 0 2 12 14 42 44 72 74 84 86 | -2534595833784 |
| SPT(16) | 2891637468604015867 | 0 54 126 136 154 190 234 246 280 292 336 372 390 400 472 526 | -2526545189014 |
| SPT(16) | 2891638161504859391 | 0 20 80 98 102 128 210 228 230 248 330 356 360 378 438 458 | -1833644345490 |
| SPT(18) | 2891638431065421523 | 0 16 30 54 66 76 96 118 150 334 366 388 408 418 430 454 468 484 | -1564083783358 |
| SPT(16) | 2891639597192269411 | 0 36 180 196 208 232 250 252 256 258 276 300 312 328 472 508 | -397956935470 |
| SPT(16) | 2891640184716883409 | 0 32 42 50 54 110 120 168 284 332 342 398 402 410 420 452 | 189567678528 |
| SPT(16) | 2891640319794843941 | 0 36 42 102 150 156 176 240 302 366 386 392 440 500 506 542 | 324645639060 |
| STPT(10) | 2891640328182769127 | 0 2 30 32 42 44 54 56 84 86 | 333033564246 |
| STPT(10) | 2891640439865548139 | 0 2 18 20 30 32 42 44 60 62 | 444716343258 |
| STPT(10) | 2891640654172450091 | 0 2 6 8 18 20 30 32 36 38 | 659023245210 |
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