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Prime Tuple Database
Prime p0= 1981969646410227781 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 28 14 10 20 16 2 18 24 46 24 18 2 16 20 10 14 28 (?)
an: 0 28 42 52 72 88 90 108 132 178 202 220 222 238 258 268 282 310
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 310
Found by: Landjunge
db: batch=80, k=18, 28 14 10 20 16 2 18 24 46
dn: 0 28 14 10 20 16 2 18 24 46 24 18 2 16 20 10 14 28 (?)
an: 0 28 42 52 72 88 90 108 132 178 202 220 222 238 258 268 282 310
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 310
Found by: Landjunge
db: batch=80, k=18, 28 14 10 20 16 2 18 24 46
| SPT(16) | 1981968480885405427 | 0 42 60 84 94 130 160 172 174 186 216 252 262 286 304 346 | -1165524822354 |
| STPT(10) | 1981968736550402627 | 0 2 24 26 42 44 60 62 84 86 | -909859825154 |
| STPT(10) | 1981968983079490367 | 0 2 30 32 42 44 54 56 84 86 | -663330737414 |
| STPT(10) | 1981969028824173281 | 0 2 6 8 48 50 90 92 96 98 | -617586054500 |
| TPT(14) | 1981969331785506797 | 0 2 60 62 180 182 192 194 240 242 402 404 420 422 | -314624720984 |
| STPT(10) | 1981969474186396307 | 0 2 30 32 42 44 54 56 84 86 | -172223831474 |
| STPT(10) | 1981970160593281679 | 0 2 18 20 30 32 42 44 60 62 | 514183053898 |
| SPT(16) | 1981970226077976973 | 0 10 24 46 48 70 94 100 144 150 174 196 198 220 234 244 | 579667749192 |
| TPT(14) | 1981970242392251297 | 0 2 30 32 42 44 84 86 90 92 114 116 132 134 | 595982023516 |
| SPT(16) | 1981970561763611687 | 0 36 92 102 114 116 140 146 240 246 270 272 284 294 350 386 | 915353383906 |
| STPT(10) | 1981971373125868391 | 0 2 36 38 78 80 120 122 156 158 | 1726715640610 |
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