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Prime Tuple Database
Prime p0= 2998647973416200821 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 18 48 12 30 4 18 26 36 4 36 26 18 4 30 12 48 18 (?)
an: 0 18 66 78 108 112 130 156 192 196 232 258 276 280 310 322 370 388
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 388
Found by: FDB ITALIA S.r.l.
db: batch=82, k=18, 18 48 12 30 4 18 26 36 4
dn: 0 18 48 12 30 4 18 26 36 4 36 26 18 4 30 12 48 18 (?)
an: 0 18 66 78 108 112 130 156 192 196 232 258 276 280 310 322 370 388
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 388
Found by: FDB ITALIA S.r.l.
db: batch=82, k=18, 18 48 12 30 4 18 26 36 4
| SPT(16) | 2998646090343671881 | 0 18 22 100 112 130 168 172 306 310 348 366 378 456 460 478 | -1883072528940 |
| TPT(14) | 2998646478724814831 | 0 2 6 8 216 218 258 260 300 302 336 338 378 380 | -1494691385990 |
| STPT(10) | 2998646705601863159 | 0 2 18 20 30 32 42 44 60 62 | -1267814337662 |
| STPT(10) | 2998647251045129441 | 0 2 6 8 18 20 30 32 36 38 | -722371071380 |
| STPT(10) | 2998647435418564547 | 0 2 90 92 102 104 114 116 204 206 | -537997636274 |
| SPT(16) | 2998647887826565453 | 0 70 108 124 150 166 174 190 294 310 318 334 360 376 414 484 | -85589635368 |
| TPT(14) | 2998648107382674191 | 0 2 18 20 90 92 156 158 186 188 228 230 240 242 | 133966473370 |
| SPT(16) | 2998648362406646423 | 0 8 18 26 36 50 66 96 188 218 234 248 258 266 276 284 | 388990445602 |
| TPT(14) | 2998648491347125427 | 0 2 30 32 42 44 114 116 252 254 270 272 282 284 | 517930924606 |
| STPT(10) | 2998648557518688161 | 0 2 6 8 48 50 90 92 96 98 | 584102487340 |
| SPT(13) | 2998648613079805843 | 0 24 36 84 120 126 150 174 180 216 264 276 300 | 639663605022 |
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