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Prime Tuple Database
Prime p0= 816518543580570931 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 28 8 12 10 8 6 28 6 56 6 28 6 8 10 12 8 28 (?)
an: 0 28 36 48 58 66 72 100 106 162 168 196 202 210 220 232 240 268
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 268
Found by: [SG]FX
db: batch=73, k=18, 28 8 12 10 8 6 28 6 56
dn: 0 28 8 12 10 8 6 28 6 56 6 28 6 8 10 12 8 28 (?)
an: 0 28 36 48 58 66 72 100 106 162 168 196 202 210 220 232 240 268
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 268
Found by: [SG]FX
db: batch=73, k=18, 28 8 12 10 8 6 28 6 56
| SPT(16) | 816517245622241431 | 0 22 42 52 60 76 126 160 228 262 312 328 336 346 366 388 | -1297958329500 |
| STPT(10) | 816517253588155907 | 0 2 60 62 72 74 84 86 144 146 | -1289992415024 |
| STPT(10) | 816517742224994657 | 0 2 12 14 42 44 72 74 84 86 | -801355576274 |
| STPT(10) | 816517999755256817 | 0 2 42 44 72 74 102 104 144 146 | -543825314114 |
| STPT(10) | 816518092354530659 | 0 2 42 44 60 62 78 80 120 122 | -451226040272 |
| TPT(14) | 816518196695921141 | 0 2 30 32 36 38 90 92 168 170 270 272 288 290 | -346884649790 |
| SPT(16) | 816518587505636359 | 0 60 64 70 82 120 144 154 180 190 214 252 264 270 274 334 | 43925065428 |
| SPT(16) | 816518858066000093 | 0 6 14 30 60 78 158 168 176 186 266 284 314 330 338 344 | 314485429162 |
| STPT(12) | 816518969594480921 | 0 2 30 32 60 62 108 110 138 140 168 170 | 426013909990 |
| SPT(16) | 816519218259285803 | 0 8 14 20 26 36 78 86 138 146 188 198 204 210 216 224 | 674678714872 |
| SPT(16) | 816519332139528421 | 0 10 76 78 96 132 150 162 166 178 196 232 250 252 318 328 | 788558957490 |
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