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Prime Tuple Database
Prime p0= 2170383991099689917 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 54 2 10 8 6 4 12 14 12 22 12 14 12 4 6 8 10 2 54 (?)
an: 0 54 56 66 74 80 84 96 110 122 144 156 170 182 186 192 200 210 212 266
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 266
Found by: [SG-FC] hl
db: batch=81, k=20, 54 2 10 8 6 4 12 14 12 22
dn: 0 54 2 10 8 6 4 12 14 12 22 12 14 12 4 6 8 10 2 54 (?)
an: 0 54 56 66 74 80 84 96 110 122 144 156 170 182 186 192 200 210 212 266
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 266
Found by: [SG-FC] hl
db: batch=81, k=20, 54 2 10 8 6 4 12 14 12 22
| SPT(16) | 2170382877052438511 | 0 56 60 102 140 170 176 210 242 276 282 312 350 392 396 452 | -1114047251406 |
| SPT(16) | 2170382892922405529 | 0 20 42 44 98 104 158 212 240 294 348 354 408 410 432 452 | -1098177284388 |
| STPT(10) | 2170383068939691161 | 0 2 6 8 48 50 90 92 96 98 | -922159998756 |
| SPT(18) | 2170383102146247887 | 0 12 44 90 104 114 156 170 194 252 276 290 332 342 356 402 434 446 | -888953442030 |
| SPT(16) | 2170383154936120633 | 0 66 84 94 126 148 150 178 186 214 216 238 270 280 298 364 | -836163569284 |
| STPT(10) | 2170383522691527989 | 0 2 18 20 30 32 42 44 60 62 | -468408161928 |
| SPT(16) | 2170384372952308333 | 0 6 10 46 64 78 84 144 220 280 286 300 318 354 358 364 | 381852618416 |
| TPT(14) | 2170384504974638999 | 0 2 60 62 90 92 198 200 222 224 228 230 270 272 | 513874949082 |
| TPT(14) | 2170384517028347327 | 0 2 12 14 54 56 162 164 204 206 210 212 240 242 | 525928657410 |
| TPT(16) | 2170384579572988787 | 0 2 54 56 72 74 180 182 222 224 264 266 282 284 324 326 | 588473298870 |
| SPT(16) | 2170384884324347989 | 0 58 84 90 102 112 132 168 214 250 270 280 292 298 324 382 | 893224658072 |
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