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Prime Tuple Database
Prime p0= 247354361561512421 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 2 54 24 18 28 44 12 4 6 14 6 4 12 44 28 18 24 54 2 (?)
an: 0 2 56 80 98 126 170 182 186 192 206 212 216 228 272 300 318 342 396 398
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 398
Found by: LCB001
db: batch=69, k=20, 2 54 24 18 28 44 12 4 6 14
dn: 0 2 54 24 18 28 44 12 4 6 14 6 4 12 44 28 18 24 54 2 (?)
an: 0 2 56 80 98 126 170 182 186 192 206 212 216 228 272 300 318 342 396 398
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 398
Found by: LCB001
db: batch=69, k=20, 2 54 24 18 28 44 12 4 6 14
| SPT(14) | 247354280158423021 | 0 36 48 78 90 138 150 178 190 238 250 280 292 328 | -81403089400 |
| TPT(12) | 247354286386713461 | 0 2 96 98 168 170 270 272 300 302 306 308 | -75174798960 |
| SPT(14) | 247354304128859183 | 0 18 26 60 68 90 128 156 194 216 224 258 266 284 | -57432653238 |
| SPT(14) | 247354304284386713 | 0 56 126 164 176 194 278 306 390 408 420 458 528 584 | -57277125708 |
| TPT(12) | 247354321824083501 | 0 2 18 20 30 32 96 98 150 152 156 158 | -39737428920 |
| SPT(14) | 247354352672368453 | 0 28 30 78 100 114 150 238 274 288 310 358 360 388 | -8889143968 |
| STPT(10) | 247354379636262761 | 0 2 36 38 78 80 120 122 156 158 | 18074750340 |
| TPT(12) | 247354383606932291 | 0 2 48 50 126 128 138 140 180 182 186 188 | 22045419870 |
| TPT(12) | 247354407345825749 | 0 2 12 14 60 62 132 134 180 182 210 212 | 45784313328 |
| SPT(14) | 247354423622689349 | 0 14 18 24 32 74 140 222 288 330 338 344 348 362 | 62061176928 |
| SPT(14) | 247354437318201077 | 0 30 56 72 74 96 132 194 230 252 254 270 296 326 | 75756688656 |
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