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Prime Tuple Database
Prime p0= 2128889221327508581 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 6 70 12 8 22 12 2 10 44 10 2 12 22 8 12 70 6 (?)
an: 0 6 76 88 96 118 130 132 142 186 196 198 210 232 240 252 322 328
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 328
Found by: philip-in-hong kong
db: batch=80, k=18, 6 70 12 8 22 12 2 10 44
dn: 0 6 70 12 8 22 12 2 10 44 10 2 12 22 8 12 70 6 (?)
an: 0 6 76 88 96 118 130 132 142 186 196 198 210 232 240 252 322 328
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 328
Found by: philip-in-hong kong
db: batch=80, k=18, 6 70 12 8 22 12 2 10 44
| STPT(10) | 2128887552637843979 | 0 2 18 20 60 62 102 104 120 122 | -1668689664602 |
| SPT(16) | 2128887634956709127 | 0 30 36 42 74 92 144 176 180 212 264 282 314 320 326 356 | -1586370799454 |
| STPT(10) | 2128887836515386137 | 0 2 42 44 72 74 102 104 144 146 | -1384812122444 |
| SPT(16) | 2128888229472081947 | 0 2 44 60 62 80 84 104 270 290 294 312 314 330 372 374 | -991855426634 |
| STPT(10) | 2128889126493592217 | 0 2 60 62 72 74 84 86 144 146 | -94833916364 |
| STPT(10) | 2128889149335099059 | 0 2 18 20 30 32 42 44 60 62 | -71992409522 |
| TPT(14) | 2128889449332028049 | 0 2 18 20 78 80 132 134 168 170 252 254 270 272 | 228004519468 |
| STPT(10) | 2128889654345417009 | 0 2 48 50 90 92 132 134 180 182 | 433017908428 |
| SPT(16) | 2128889817111380503 | 0 4 60 70 190 298 300 328 330 358 360 468 588 598 654 658 | 595783871922 |
| SPT(16) | 2128890427885220171 | 0 2 78 86 96 110 146 152 156 162 198 212 222 230 306 308 | 1206557711590 |
| SPT(16) | 2128890432998476229 | 0 14 20 32 54 68 98 108 134 144 174 188 210 222 228 242 | 1211670967648 |
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