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Prime Tuple Database
Prime p0= 2605490571438008911 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 60 22 18 12 66 2 90 28 14 64 14 28 90 2 66 12 18 22 60 (?)
an: 0 60 82 100 112 178 180 270 298 312 376 390 418 508 510 576 588 606 628 688
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 688
Found by: [SG-FC] hl
db: batch=82, k=20, 60 22 18 12 66 2 90 28 14 64
dn: 0 60 22 18 12 66 2 90 28 14 64 14 28 90 2 66 12 18 22 60 (?)
an: 0 60 82 100 112 178 180 270 298 312 376 390 418 508 510 576 588 606 628 688
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 688
Found by: [SG-FC] hl
db: batch=82, k=20, 60 22 18 12 66 2 90 28 14 64
| SPT(16) | 2605489986713765311 | 0 28 40 46 70 96 108 112 156 160 172 198 222 228 240 268 | -584724243600 |
| SPT(16) | 2605490150195758249 | 0 4 40 54 64 124 130 142 210 222 228 288 298 312 348 352 | -421242250662 |
| STPT(10) | 2605490257445522729 | 0 2 78 80 120 122 162 164 240 242 | -313992486182 |
| STPT(10) | 2605490411929443497 | 0 2 30 32 42 44 54 56 84 86 | -159508565414 |
| STPT(10) | 2605490478954065387 | 0 2 24 26 42 44 60 62 84 86 | -92483943524 |
| STPT(10) | 2605490551920951437 | 0 2 12 14 42 44 72 74 84 86 | -19517057474 |
| STPT(10) | 2605490789608731977 | 0 2 30 32 42 44 54 56 84 86 | 218170723066 |
| STPT(10) | 2605490924043977939 | 0 2 12 14 30 32 48 50 60 62 | 352605969028 |
| SPT(16) | 2605491323013664819 | 0 4 10 34 90 94 112 142 210 240 258 262 318 342 348 352 | 751575655908 |
| STPT(10) | 2605491886984186001 | 0 2 6 8 48 50 90 92 96 98 | 1315546177090 |
| SPT(13) | 2605492294748387531 | 0 42 48 78 90 120 210 300 330 342 372 378 420 | 1723310378620 |
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