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Prime Tuple Database
Prime p0= 2087173675509980921 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 8 4 14 16 8 36 34 60 8 52 8 60 34 36 8 16 14 4 8 (?)
an: 0 8 12 26 42 50 86 120 180 188 240 248 308 342 378 386 402 416 420 428
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Coleslaw
db: batch=80, k=20, 8 4 14 16 8 36 34 60 8 52
dn: 0 8 4 14 16 8 36 34 60 8 52 8 60 34 36 8 16 14 4 8 (?)
an: 0 8 12 26 42 50 86 120 180 188 240 248 308 342 378 386 402 416 420 428
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Coleslaw
db: batch=80, k=20, 8 4 14 16 8 36 34 60 8 52
| SPT(16) | 2087172860889425467 | 0 72 100 112 114 196 204 210 286 292 300 382 384 396 424 496 | -814620555454 |
| SPT(16) | 2087172928016451883 | 0 4 34 70 124 126 144 150 154 160 178 180 234 270 300 304 | -747493529038 |
| STPT(10) | 2087173349344566167 | 0 2 24 26 42 44 60 62 84 86 | -326165414754 |
| STPT(10) | 2087173425897387209 | 0 2 48 50 90 92 132 134 180 182 | -249612593712 |
| STPT(10) | 2087173439975407967 | 0 2 30 32 120 122 210 212 240 242 | -235534572954 |
| STPT(10) | 2087173626810251867 | 0 2 30 32 42 44 54 56 84 86 | -48699729054 |
| STPT(10) | 2087173729047348551 | 0 2 30 32 78 80 126 128 156 158 | 53537367630 |
| SPT(16) | 2087174163641359361 | 0 2 20 30 62 162 170 192 230 252 260 360 392 402 420 422 | 488131378440 |
| TPT(14) | 2087174187570206879 | 0 2 102 104 222 224 258 260 312 314 342 344 378 380 | 512060225958 |
| STPT(10) | 2087174431540781081 | 0 2 36 38 78 80 120 122 156 158 | 756030800160 |
| SPT(16) | 2087174502484803659 | 0 2 68 72 110 152 158 182 228 252 258 300 338 342 408 410 | 826974822738 |
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