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Prime Tuple Database
Prime p0= 1217918660788539419 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 24 54 54 2 28 20 6 16 14 16 6 20 28 2 54 54 24 (?)
an: 0 24 78 132 134 162 182 188 204 218 234 240 260 288 290 344 398 422
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 422
Found by: xii5ku
db: batch=77, k=18, 24 54 54 2 28 20 6 16 14
dn: 0 24 54 54 2 28 20 6 16 14 16 6 20 28 2 54 54 24 (?)
an: 0 24 78 132 134 162 182 188 204 218 234 240 260 288 290 344 398 422
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 422
Found by: xii5ku
db: batch=77, k=18, 24 54 54 2 28 20 6 16 14
| SPT(16) | 1217917166258225899 | 0 4 22 88 90 120 142 174 268 300 322 352 354 420 438 442 | -1494530313520 |
| STPT(10) | 1217917331241294239 | 0 2 48 50 90 92 132 134 180 182 | -1329547245180 |
| SPT(16) | 1217918243049975821 | 0 18 30 68 96 168 176 188 210 222 230 302 330 368 380 398 | -417738563598 |
| SPT(16) | 1217918318525261383 | 0 66 84 88 94 108 120 150 154 184 196 210 216 220 238 304 | -342263278036 |
| STPT(10) | 1217918320064658827 | 0 2 24 26 42 44 60 62 84 86 | -340723880592 |
| SPT(16) | 1217918444535349663 | 0 66 120 190 198 208 220 250 264 294 306 316 324 394 448 514 | -216253189756 |
| STPT(10) | 1217919234688552997 | 0 2 30 32 42 44 54 56 84 86 | 573900013578 |
| STPT(10) | 1217919360609901919 | 0 2 12 14 30 32 48 50 60 62 | 699821362500 |
| STPT(10) | 1217919420599197409 | 0 2 30 32 60 62 90 92 120 122 | 759810657990 |
| SPT(16) | 1217919495725735161 | 0 16 60 102 118 130 168 172 216 220 258 270 286 328 372 388 | 834937195742 |
| STPT(10) | 1217920591345945169 | 0 2 48 50 90 92 132 134 180 182 | 1930557405750 |
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