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Prime Tuple Database
Prime p0= 1996187638894203683 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 18 18 18 36 36 20 18 72 22 72 18 20 36 36 18 18 18 (?)
an: 0 18 36 54 90 126 146 164 236 258 330 348 368 404 440 458 476 494
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 494
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=18, 18 18 18 36 36 20 18 72 22
dn: 0 18 18 18 36 36 20 18 72 22 72 18 20 36 36 18 18 18 (?)
an: 0 18 36 54 90 126 146 164 236 258 330 348 368 404 440 458 476 494
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 494
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=18, 18 18 18 36 36 20 18 72 22
| SPT(16) | 1996186198233457067 | 0 6 50 60 92 132 182 194 252 264 314 354 386 396 440 446 | -1440660746616 |
| SPT(16) | 1996186337089414621 | 0 22 60 100 120 156 160 172 186 198 202 238 258 298 336 358 | -1301804789062 |
| STPT(10) | 1996186371801188867 | 0 2 24 26 42 44 60 62 84 86 | -1267093014816 |
| SPT(16) | 1996186525182861197 | 0 26 32 36 44 72 102 120 176 194 224 252 260 264 270 296 | -1113711342486 |
| TPT(14) | 1996186727860101611 | 0 2 30 32 90 92 240 242 246 248 258 260 468 470 | -911034102072 |
| STPT(10) | 1996186963056201857 | 0 2 30 32 42 44 54 56 84 86 | -675838001826 |
| STPT(10) | 1996187784435602039 | 0 2 42 44 60 62 78 80 120 122 | 145541398356 |
| STPT(10) | 1996187812573608959 | 0 2 48 50 90 92 132 134 180 182 | 173679405276 |
| STPT(10) | 1996188299493323231 | 0 2 6 8 18 20 30 32 36 38 | 660599119548 |
| STPT(10) | 1996188345216320609 | 0 2 48 50 90 92 132 134 180 182 | 706322116926 |
| STPT(10) | 1996188423076491401 | 0 2 6 8 18 20 30 32 36 38 | 784182287718 |
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