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Prime Tuple Database
Prime p0= 997942978843095869 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 30 8 40 54 48 12 6 12 50 12 6 12 48 54 40 8 30 (?)
an: 0 30 38 78 132 180 192 198 210 260 272 278 290 338 392 432 440 470
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 470
Found by: HenkM
db: batch=76, k=18, 30 8 40 54 48 12 6 12 50
dn: 0 30 8 40 54 48 12 6 12 50 12 6 12 48 54 40 8 30 (?)
an: 0 30 38 78 132 180 192 198 210 260 272 278 290 338 392 432 440 470
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 470
Found by: HenkM
db: batch=76, k=18, 30 8 40 54 48 12 6 12 50
| STPT(10) | 997941513706007207 | 0 2 30 32 42 44 54 56 84 86 | -1465137088662 |
| SPT(16) | 997941639149352463 | 0 10 16 18 30 34 40 76 108 144 150 154 166 168 174 184 | -1339693743406 |
| STPT(10) | 997941937779556739 | 0 2 12 14 30 32 48 50 60 62 | -1041063539130 |
| STPT(10) | 997942158935081441 | 0 2 6 8 48 50 90 92 96 98 | -819908014428 |
| SPT(13) | 997942757627503189 | 0 24 54 60 84 138 144 150 204 228 234 264 288 | -221215592680 |
| STPT(10) | 997942791227915747 | 0 2 30 32 42 44 54 56 84 86 | -187615180122 |
| STPT(10) | 997943130159403319 | 0 2 12 14 90 92 168 170 180 182 | 151316307450 |
| SPT(16) | 997943488767550321 | 0 10 66 76 96 138 142 162 196 216 220 262 282 292 348 358 | 509924454452 |
| SPT(16) | 997943552410464853 | 0 18 34 58 84 88 114 120 154 160 186 190 216 240 256 274 | 573567368984 |
| STPT(10) | 997943771069948567 | 0 2 42 44 72 74 102 104 144 146 | 792226852698 |
| STPT(10) | 997943786505922481 | 0 2 36 38 78 80 120 122 156 158 | 807662826612 |
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