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Prime Tuple Database
Prime p0= 1989977082107963747 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 50 4 66 14 18 34 74 34 32 4 32 34 74 34 18 14 66 4 50 (?)
an: 0 50 54 120 134 152 186 260 294 326 330 362 396 470 504 522 536 602 606 656
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 656
Found by: Orange Kid
db: batch=80, k=20, 50 4 66 14 18 34 74 34 32 4
dn: 0 50 4 66 14 18 34 74 34 32 4 32 34 74 34 18 14 66 4 50 (?)
an: 0 50 54 120 134 152 186 260 294 326 330 362 396 470 504 522 536 602 606 656
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 656
Found by: Orange Kid
db: batch=80, k=20, 50 4 66 14 18 34 74 34 32 4
| SPT(16) | 1989976277143075267 | 0 22 34 90 112 154 166 186 190 210 222 264 286 342 354 376 | -804964888480 |
| SPT(16) | 1989976428574318447 | 0 22 42 60 82 132 160 190 222 252 280 330 352 370 390 412 | -653533645300 |
| TPT(14) | 1989976470516271481 | 0 2 126 128 138 140 168 170 186 188 318 320 336 338 | -611591692266 |
| STPT(10) | 1989976687233170729 | 0 2 30 32 120 122 210 212 240 242 | -394874793018 |
| STPT(10) | 1989976784218551761 | 0 2 6 8 48 50 90 92 96 98 | -297889411986 |
| TPT(14) | 1989977054334558851 | 0 2 6 8 18 20 78 80 126 128 246 248 258 260 | -27773404896 |
| STPT(10) | 1989977248045942679 | 0 2 18 20 30 32 42 44 60 62 | 165937978932 |
| STPT(10) | 1989977318211319667 | 0 2 24 26 42 44 60 62 84 86 | 236103355920 |
| SPT(13) | 1989977593485140801 | 0 42 48 78 120 132 150 168 180 222 252 258 300 | 511377177054 |
| TPT(14) | 1989977733714804467 | 0 2 102 104 174 176 240 242 252 254 270 272 390 392 | 651606840720 |
| STPT(10) | 1989978382814352911 | 0 2 36 38 78 80 120 122 156 158 | 1300706389164 |
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