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Prime Tuple Database
Prime p0= 1991060729197210249 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 24 30 40 18 36 24 36 12 2 12 36 24 36 18 40 30 24 (?)
an: 0 24 54 94 112 148 172 208 220 222 234 270 294 330 348 388 418 442
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 442
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=18, 24 30 40 18 36 24 36 12 2
dn: 0 24 30 40 18 36 24 36 12 2 12 36 24 36 18 40 30 24 (?)
an: 0 24 54 94 112 148 172 208 220 222 234 270 294 330 348 388 418 442
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 442
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=18, 24 30 40 18 36 24 36 12 2
| SPT(13) | 1991059240970436877 | 0 30 60 84 192 234 282 330 372 480 504 534 564 | -1488226773372 |
| STPT(10) | 1991059336654580537 | 0 2 42 44 72 74 102 104 144 146 | -1392542629712 |
| STPT(10) | 1991059472110526729 | 0 2 18 20 30 32 42 44 60 62 | -1257086683520 |
| STPT(10) | 1991060308381179821 | 0 2 30 32 60 62 90 92 120 122 | -420816030428 |
| STPT(10) | 1991060400139774277 | 0 2 30 32 42 44 54 56 84 86 | -329057435972 |
| SPT(16) | 1991060648546849879 | 0 18 24 32 44 54 68 80 102 114 128 138 150 158 164 182 | -80650360370 |
| STPT(10) | 1991060974522049291 | 0 2 36 38 78 80 120 122 156 158 | 245324839042 |
| TPT(14) | 1991061033890417369 | 0 2 138 140 210 212 240 242 348 350 462 464 522 524 | 304693207120 |
| TPT(14) | 1991062099058955539 | 0 2 138 140 192 194 198 200 210 212 378 380 420 422 | 1369861745290 |
| SPT(16) | 1991062500767482997 | 0 56 66 134 200 206 210 240 290 320 324 330 396 464 474 530 | 1771570272748 |
| SPT(16) | 1991062559827106299 | 0 48 100 102 108 132 150 184 288 322 340 364 370 372 424 472 | 1830629896050 |
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