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Prime Tuple Database
Prime p0= 1638478697267160821 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 8 22 20 90 28 14 4 14 28 14 4 14 28 90 20 22 8 (?)
an: 0 8 30 50 140 168 182 186 200 228 242 246 260 288 378 398 420 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Steve Dodd
db: batch=78, k=18, 8 22 20 90 28 14 4 14 28
dn: 0 8 22 20 90 28 14 4 14 28 14 4 14 28 90 20 22 8 (?)
an: 0 8 30 50 140 168 182 186 200 228 242 246 260 288 378 398 420 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Steve Dodd
db: batch=78, k=18, 8 22 20 90 28 14 4 14 28
| TPT(14) | 1638477332093702537 | 0 2 132 134 150 152 162 164 192 194 204 206 222 224 | -1365173458284 |
| STPT(12) | 1638477332093702669 | 0 2 18 20 30 32 60 62 72 74 90 92 | -1365173458152 |
| TPT(14) | 1638477909632299031 | 0 2 48 50 60 62 90 92 126 128 240 242 258 260 | -787634861790 |
| STPT(10) | 1638478245256478831 | 0 2 6 8 18 20 30 32 36 38 | -452010681990 |
| STPT(10) | 1638478495933450079 | 0 2 18 20 30 32 42 44 60 62 | -201333710742 |
| STPT(10) | 1638478554636404357 | 0 2 30 32 60 62 90 92 120 122 | -142630756464 |
| STPT(10) | 1638478762623924581 | 0 2 6 8 48 50 90 92 96 98 | 65356763760 |
| SPT(16) | 1638479224989831383 | 0 18 38 74 78 80 158 206 228 276 354 356 360 396 416 434 | 527722670562 |
| STPT(10) | 1638479265610232831 | 0 2 30 32 60 62 90 92 120 122 | 568343072010 |
| STPT(10) | 1638479356617495149 | 0 2 18 20 30 32 42 44 60 62 | 659350334328 |
| SPT(16) | 1638479443471490903 | 0 6 8 50 78 84 98 114 140 156 170 176 204 246 248 254 | 746204330082 |
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