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Prime Tuple Database
Prime p0= 681197839531164941 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 18 12 26 12 18 4 32 4 30 26 30 4 32 4 18 12 26 12 18 (?)
an: 0 18 30 56 68 86 90 122 126 156 182 212 216 248 252 270 282 308 320 338
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 338
Found by: [SG-2W]Kurzer
db: batch=72, k=20, 18 12 26 12 18 4 32 4 30 26
dn: 0 18 12 26 12 18 4 32 4 30 26 30 4 32 4 18 12 26 12 18 (?)
an: 0 18 30 56 68 86 90 122 126 156 182 212 216 248 252 270 282 308 320 338
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 338
Found by: [SG-2W]Kurzer
db: batch=72, k=20, 18 12 26 12 18 4 32 4 30 26
| TPT(12) | 681197749426020509 | 0 2 42 44 60 62 138 140 180 182 282 284 | -90105144432 |
| TPT(12) | 681197756315665007 | 0 2 102 104 282 284 312 314 324 326 390 392 | -83215499934 |
| TPT(12) | 681197770836881951 | 0 2 30 32 78 80 156 158 186 188 288 290 | -68694282990 |
| TPT(12) | 681197777608730771 | 0 2 6 8 48 50 138 140 180 182 228 230 | -61922434170 |
| TPT(12) | 681197800831462331 | 0 2 18 20 48 50 60 62 126 128 156 158 | -38699702610 |
| TPT(14) | 681197830885892987 | 0 2 84 86 132 134 174 176 270 272 330 332 414 416 | -8645271954 |
| TPT(12) | 681197854136824097 | 0 2 84 86 150 152 192 194 234 236 264 266 | 14605659156 |
| STPT(10) | 681197891634012419 | 0 2 18 20 60 62 102 104 120 122 | 52102847478 |
| TPT(12) | 681197894967750467 | 0 2 84 86 150 152 234 236 264 266 282 284 | 55436585526 |
| SPT(16) | 681197915503181227 | 0 12 16 22 40 82 106 126 160 180 204 246 264 270 274 286 | 75972016286 |
| SPT(13) | 681197967923770831 | 0 6 30 72 102 132 186 240 270 300 342 366 372 | 128392605890 |
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