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Prime Tuple Database
Prime p0= 1991318660677785889 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 4 18 6 32 48 4 8 22 8 4 48 32 6 18 4 (?)
an: 0 4 22 28 60 108 112 120 142 150 154 202 234 240 258 262
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 262
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 4 18 6 32 48 4 8 22
dn: 0 4 18 6 32 48 4 8 22 8 4 48 32 6 18 4 (?)
an: 0 4 22 28 60 108 112 120 142 150 154 202 234 240 258 262
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 262
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 4 18 6 32 48 4 8 22
| SPT(16) | 1991316427992958967 | 0 14 24 80 92 110 132 140 186 194 216 234 246 302 312 326 | -2232684826922 |
| STPT(10) | 1991317026442364429 | 0 2 48 50 90 92 132 134 180 182 | -1634235421460 |
| SPT(16) | 1991317194197256193 | 0 16 28 58 76 100 160 190 204 234 294 318 336 366 378 394 | -1466480529696 |
| STPT(10) | 1991317282474691159 | 0 2 18 20 30 32 42 44 60 62 | -1378203094730 |
| STPT(10) | 1991317622689302377 | 0 2 30 32 42 44 54 56 84 86 | -1037988483512 |
| STPT(10) | 1991317654855500089 | 0 2 18 20 30 32 42 44 60 62 | -1005822285800 |
| SPT(16) | 1991319000234926501 | 0 18 38 68 90 110 116 146 192 222 228 248 270 300 320 338 | 339557140612 |
| SPT(16) | 1991319218236215613 | 0 28 118 120 126 130 160 168 358 366 396 400 406 408 498 526 | 557558429724 |
| STPT(10) | 1991320773951375857 | 0 2 12 14 42 44 72 74 84 86 | 2113273589968 |
| STPT(10) | 1991320865593872257 | 0 2 30 32 42 44 54 56 84 86 | 2204916086368 |
| STPT(10) | 1991321116525160471 | 0 2 6 8 18 20 30 32 36 38 | 2455847374582 |
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