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Prime Tuple Database
Prime p0= 21641251403503397 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 54 20 18 4 20 48 16 42 2 42 16 48 20 4 18 20 54 (?)
an: 0 54 74 92 96 116 164 180 222 224 266 282 330 350 354 372 392 446
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 446
Found by: stoneageman
db: batch=65, k=18, 54 20 18 4 20 48 16 42 2
dn: 0 54 20 18 4 20 48 16 42 2 42 16 48 20 4 18 20 54 (?)
an: 0 54 74 92 96 116 164 180 222 224 266 282 330 350 354 372 392 446
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 446
Found by: stoneageman
db: batch=65, k=18, 54 20 18 4 20 48 16 42 2
| SPT(14) | 21641215428038383 | 0 4 90 118 168 190 196 288 294 316 366 394 480 484 | -35975465014 |
| TPT(12) | 21641227633501139 | 0 2 72 74 102 104 108 110 138 140 180 182 | -23770002258 |
| SPT(14) | 21641228414778067 | 0 6 12 60 76 106 130 162 186 216 232 280 286 292 | -22988725330 |
| TPT(12) | 21641240039167709 | 0 2 42 44 48 50 78 80 120 122 198 200 | -11364335688 |
| SPT(14) | 21641241294070217 | 0 2 14 36 110 150 212 234 296 336 410 432 444 446 | -10109433180 |
| TPT(14) | 21641248357253477 | 0 2 84 86 120 122 162 164 240 242 252 254 264 266 | -3046249920 |
| TPT(12) | 21641254477522817 | 0 2 54 56 60 62 90 92 102 104 132 134 | 3074019420 |
| SPT(14) | 21641261883536651 | 0 102 110 146 168 170 182 186 198 200 222 258 266 368 | 10480033254 |
| TPT(12) | 21641262160235519 | 0 2 18 20 48 50 222 224 258 260 270 272 | 10756732122 |
| SPT(18) | 21641272159718069 | 0 18 20 24 62 84 134 150 182 210 242 258 308 330 368 372 374 392 | 20756214672 |
| SPT(14) | 21641290487360363 | 0 18 26 86 108 110 200 204 294 296 318 378 386 404 | 39083856966 |
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