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Prime Tuple Database
Prime p0= 408438266676222703 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 60 36 18 6 28 50 10 36 24 128 24 36 10 50 28 6 18 36 60 (?)
an: 0 60 96 114 120 148 198 208 244 268 396 420 456 466 516 544 550 568 604 664
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 664
Found by: Cruncher Pete
db: batch=70, k=20, 60 36 18 6 28 50 10 36 24 128
dn: 0 60 36 18 6 28 50 10 36 24 128 24 36 10 50 28 6 18 36 60 (?)
an: 0 60 96 114 120 148 198 208 244 268 396 420 456 466 516 544 550 568 604 664
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 664
Found by: Cruncher Pete
db: batch=70, k=20, 60 36 18 6 28 50 10 36 24 128
| STPT(12) | 408438220492977797 | 0 2 12 14 90 92 132 134 210 212 222 224 | -46183244906 |
| TPT(12) | 408438220492977797 | 0 2 12 14 90 92 132 134 210 212 222 224 | -46183244906 |
| SPT(14) | 408438229458169649 | 0 14 102 104 134 138 162 200 224 228 258 260 348 362 | -37218053054 |
| SPT(14) | 408438235415537011 | 0 16 48 58 60 66 126 142 202 208 210 220 252 268 | -31260685692 |
| SPT(14) | 408438257311114871 | 0 18 98 120 126 128 140 156 168 170 176 198 278 296 | -9365107832 |
| SPT(14) | 408438264043109549 | 0 44 54 62 74 144 182 342 380 450 462 470 480 524 | -2633113154 |
| SPT(14) | 408438273455899769 | 0 12 32 78 108 158 168 242 252 302 332 378 398 410 | 6779677066 |
| SPT(14) | 408438276057392149 | 0 4 70 84 88 114 118 144 148 174 178 192 258 262 | 9381169446 |
| TPT(12) | 408438277783448987 | 0 2 282 284 294 296 390 392 480 482 492 494 | 11107226284 |
| TPT(12) | 408438282940257431 | 0 2 78 80 96 98 120 122 138 140 210 212 | 16264034728 |
| SPT(14) | 408438293905352201 | 0 66 72 102 108 116 138 140 162 170 176 206 212 278 | 27229129498 |
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