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Prime Tuple Database
Prime p0= 1991520715139760881 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 30 68 10 84 6 8 16 44 16 8 6 84 10 68 30 (?)
an: 0 30 98 108 192 198 206 222 266 282 290 296 380 390 458 488
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 30 68 10 84 6 8 16 44
dn: 0 30 68 10 84 6 8 16 44 16 8 6 84 10 68 30 (?)
an: 0 30 98 108 192 198 206 222 266 282 290 296 380 390 458 488
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 30 68 10 84 6 8 16 44
| STPT(10) | 1991519697689070119 | 0 2 18 20 30 32 42 44 60 62 | -1017450690762 |
| STPT(10) | 1991519716405123319 | 0 2 48 50 60 62 72 74 120 122 | -998734637562 |
| SPT(16) | 1991520166216953817 | 0 16 46 54 120 124 154 156 214 216 246 250 316 324 354 370 | -548922807064 |
| SPT(16) | 1991520415330617359 | 0 48 102 108 122 128 200 210 212 222 294 300 314 320 374 422 | -299809143522 |
| SPT(16) | 1991520417400219367 | 0 114 120 200 212 330 344 380 426 462 476 594 606 686 692 806 | -297739541514 |
| SPT(16) | 1991520596759542171 | 0 16 30 36 42 72 82 190 198 306 316 346 352 358 372 388 | -118380218710 |
| SPT(16) | 1991521012236814039 | 0 34 48 94 142 148 190 204 268 282 324 330 378 424 438 472 | 297097053158 |
| SPT(16) | 1991522380013473001 | 0 32 50 60 62 122 156 200 258 302 336 396 398 408 426 458 | 1664873712120 |
| STPT(10) | 1991522836098791519 | 0 2 18 20 30 32 42 44 60 62 | 2120959030638 |
| STPT(10) | 1991523007735337231 | 0 2 78 80 138 140 198 200 276 278 | 2292595576350 |
| STPT(10) | 1991523116577377837 | 0 2 24 26 42 44 60 62 84 86 | 2401437616956 |
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