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Prime Tuple Database
Prime p0= 1991065010602491281 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 68 4 54 2 4 80 28 38 28 80 4 2 54 4 68 (?)
an: 0 68 72 126 128 132 212 240 278 306 386 390 392 446 450 518
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 518
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 68 4 54 2 4 80 28 38
dn: 0 68 4 54 2 4 80 28 38 28 80 4 2 54 4 68 (?)
an: 0 68 72 126 128 132 212 240 278 306 386 390 392 446 450 518
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 518
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 68 4 54 2 4 80 28 38
| STPT(10) | 1991063574332783939 | 0 2 18 20 30 32 42 44 60 62 | -1436269707342 |
| STPT(10) | 1991063936484137699 | 0 2 30 32 60 62 90 92 120 122 | -1074118353582 |
| STPT(10) | 1991063951424832979 | 0 2 30 32 60 62 90 92 120 122 | -1059177658302 |
| STPT(10) | 1991064114502654487 | 0 2 30 32 162 164 294 296 324 326 | -896099836794 |
| STPT(10) | 1991064666101008007 | 0 2 42 44 72 74 102 104 144 146 | -344501483274 |
| SPT(16) | 1991064743226294119 | 0 2 24 30 42 72 98 114 158 174 200 230 242 248 270 272 | -267376197162 |
| SPT(16) | 1991065209604471709 | 0 20 44 60 90 108 114 122 210 218 224 242 272 288 312 332 | 199001980428 |
| STPT(10) | 1991065423235664857 | 0 2 12 14 72 74 132 134 144 146 | 412633173576 |
| STPT(10) | 1991065859884571381 | 0 2 6 8 18 20 30 32 36 38 | 849282080100 |
| STPT(10) | 1991065984674115667 | 0 2 42 44 132 134 222 224 264 266 | 974071624386 |
| SPT(16) | 1991066048835264811 | 0 16 22 36 42 46 126 130 138 142 222 226 232 246 252 268 | 1038232773530 |
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