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Prime Tuple Database
Prime p0= 686503843059337981 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 12 16 12 6 54 108 14 28 158 28 14 108 54 6 12 16 12 (?)
an: 0 12 28 40 46 100 208 222 250 408 436 450 558 612 618 630 646 658
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 658
Found by: [SG-2W]Kurzer
db: batch=72, k=18, 12 16 12 6 54 108 14 28 158
dn: 0 12 16 12 6 54 108 14 28 158 28 14 108 54 6 12 16 12 (?)
an: 0 12 28 40 46 100 208 222 250 408 436 450 558 612 618 630 646 658
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 658
Found by: [SG-2W]Kurzer
db: batch=72, k=18, 12 16 12 6 54 108 14 28 158
| SPT(16) | 686503744223600293 | 0 4 18 28 30 138 148 154 174 180 190 298 300 310 324 328 | -98835737688 |
| TPT(12) | 686503770506922959 | 0 2 132 134 138 140 258 260 288 290 360 362 | -72552415022 |
| TPT(12) | 686503791866531201 | 0 2 6 8 66 68 78 80 138 140 168 170 | -51192806780 |
| SPT(16) | 686503824651170117 | 0 20 54 60 74 126 144 174 182 212 230 282 296 302 336 356 | -18408167864 |
| TPT(12) | 686503838867724419 | 0 2 12 14 42 44 90 92 150 152 168 170 | -4191613562 |
| TPT(12) | 686503839142148507 | 0 2 54 56 174 176 252 254 270 272 282 284 | -3917189474 |
| TPT(14) | 686503848984722939 | 0 2 42 44 162 164 228 230 240 242 288 290 300 302 | 5925384958 |
| SPT(16) | 686503958211276683 | 0 14 24 36 48 114 174 186 188 200 260 326 338 350 360 374 | 115151938702 |
| TPT(12) | 686503968563572037 | 0 2 30 32 60 62 102 104 282 284 312 314 | 125504234056 |
| TPT(12) | 686503970826360227 | 0 2 60 62 90 92 114 116 132 134 162 164 | 127767022246 |
| TPT(12) | 686503982379662141 | 0 2 6 8 126 128 186 188 246 248 270 272 | 139320324160 |
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