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Prime Tuple Database
Prime p0= 1231785303708517507 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 22 114 18 38 10 30 38 24 88 24 38 30 10 38 18 114 22 (?)
an: 0 22 136 154 192 202 232 270 294 382 406 444 474 484 522 540 654 676
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 676
Found by: HenkM
db: batch=77, k=18, 22 114 18 38 10 30 38 24 88
dn: 0 22 114 18 38 10 30 38 24 88 24 38 30 10 38 18 114 22 (?)
an: 0 22 136 154 192 202 232 270 294 382 406 444 474 484 522 540 654 676
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 676
Found by: HenkM
db: batch=77, k=18, 22 114 18 38 10 30 38 24 88
| SPT(16) | 1231782650172239303 | 0 26 50 54 68 206 230 246 248 264 288 426 440 444 468 494 | -2653536278204 |
| SPT(16) | 1231782715789183541 | 0 12 20 42 60 62 68 132 188 252 258 260 278 300 308 320 | -2587919333966 |
| SPT(16) | 1231783337943300949 | 0 4 42 78 88 130 132 148 174 190 192 234 244 280 318 322 | -1965765216558 |
| STPT(10) | 1231783426790500607 | 0 2 72 74 102 104 132 134 204 206 | -1876918016900 |
| STPT(10) | 1231783831165425059 | 0 2 18 20 30 32 42 44 60 62 | -1472543092448 |
| STPT(10) | 1231783897968727847 | 0 2 42 44 72 74 102 104 144 146 | -1405739789660 |
| STPT(10) | 1231785518778780521 | 0 2 6 8 48 50 90 92 96 98 | 215070263014 |
| SPT(18) | 1231785622211669699 | 0 42 74 80 110 122 132 198 210 212 224 290 300 312 342 348 380 422 | 318503152192 |
| STPT(10) | 1231785660947970179 | 0 2 18 20 30 32 42 44 60 62 | 357239452672 |
| STPT(10) | 1231785895007021927 | 0 2 24 26 42 44 60 62 84 86 | 591298504420 |
| STPT(10) | 1231785942922735139 | 0 2 18 20 30 32 42 44 60 62 | 639214217632 |
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