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Prime Tuple Database
Prime p0= 1991458917277587227 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 12 54 56 12 30 28 2 28 2 28 30 12 56 54 12 (?)
an: 0 12 66 122 134 164 192 194 222 224 252 282 294 350 404 416
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 416
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 12 54 56 12 30 28 2 28
dn: 0 12 54 56 12 30 28 2 28 2 28 30 12 56 54 12 (?)
an: 0 12 66 122 134 164 192 194 222 224 252 282 294 350 404 416
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 416
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 12 54 56 12 30 28 2 28
| STPT(10) | 1991457233392397591 | 0 2 6 8 18 20 30 32 36 38 | -1683885189636 |
| SPT(16) | 1991457371415746909 | 0 2 38 44 54 98 152 164 198 210 264 308 318 324 360 362 | -1545861840318 |
| STPT(10) | 1991457429705623021 | 0 2 6 8 18 20 30 32 36 38 | -1487571964206 |
| STPT(10) | 1991457617712252341 | 0 2 36 38 78 80 120 122 156 158 | -1299565334886 |
| SPT(16) | 1991458071953437651 | 0 16 40 82 102 132 142 156 172 186 196 226 246 288 312 328 | -845324149576 |
| SPT(16) | 1991458436829592937 | 0 26 44 50 84 110 170 180 206 216 276 302 336 342 360 386 | -480447994290 |
| STPT(10) | 1991459035657536629 | 0 2 18 20 30 32 42 44 60 62 | 118379949402 |
| STPT(10) | 1991459123960507231 | 0 2 30 32 60 62 90 92 120 122 | 206682920004 |
| STPT(10) | 1991459363650857011 | 0 2 6 8 18 20 30 32 36 38 | 446373269784 |
| SPT(16) | 1991459406237724279 | 0 24 30 82 132 142 220 250 252 282 360 370 420 472 478 502 | 488960137052 |
| SPT(16) | 1991459655890515667 | 0 2 42 50 54 72 104 126 140 162 194 212 216 224 264 266 | 738612928440 |
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