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Prime Tuple Database
Prime p0= 1996497583946357581 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 42 6 40 48 42 2 48 4 44 4 48 2 42 48 40 6 42 (?)
an: 0 42 48 88 136 178 180 228 232 276 280 328 330 372 420 460 466 508
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 508
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=18, 42 6 40 48 42 2 48 4 44
dn: 0 42 6 40 48 42 2 48 4 44 4 48 2 42 48 40 6 42 (?)
an: 0 42 48 88 136 178 180 228 232 276 280 328 330 372 420 460 466 508
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 508
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=18, 42 6 40 48 42 2 48 4 44
| SPT(16) | 1996495724079653651 | 0 18 30 56 108 122 176 182 186 192 246 260 312 338 350 368 | -1859866703930 |
| STPT(10) | 1996496151069555659 | 0 2 18 20 30 32 42 44 60 62 | -1432876801922 |
| STPT(10) | 1996496394874735277 | 0 2 30 32 42 44 54 56 84 86 | -1189071622304 |
| STPT(10) | 1996497042615231227 | 0 2 30 32 42 44 54 56 84 86 | -541331126354 |
| SPT(18) | 1996497439492055011 | 0 42 78 88 102 142 156 162 172 246 256 262 276 316 330 340 376 418 | -144454302570 |
| SPT(16) | 1996497457483881211 | 0 12 28 30 58 60 82 138 142 198 220 222 250 252 268 280 | -126462476370 |
| STPT(10) | 1996497618579385307 | 0 2 12 14 42 44 72 74 84 86 | 34633027726 |
| SPT(16) | 1996497815085537017 | 0 36 56 60 62 72 92 102 104 114 134 144 146 150 170 206 | 231139179436 |
| SPT(16) | 1996498198096883489 | 0 12 24 54 60 68 114 140 222 248 294 302 308 338 350 362 | 614150525908 |
| SPT(16) | 1996498454531872289 | 0 32 74 84 140 192 218 252 260 294 320 372 428 438 480 512 | 870585514708 |
| SPT(16) | 1996498516866724489 | 0 12 28 108 132 142 160 190 210 240 258 268 292 372 388 400 | 932920366908 |
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