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Prime Tuple Database
Prime p0= 1531099900653986401 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 40 18 80 22 42 20 6 24 16 2 16 24 6 20 42 22 80 18 40 (?)
an: 0 40 58 138 160 202 222 228 252 268 270 286 310 316 336 378 400 480 498 538
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 538
Found by: Spectrum
db: batch=78, k=20, 40 18 80 22 42 20 6 24 16 2
dn: 0 40 18 80 22 42 20 6 24 16 2 16 24 6 20 42 22 80 18 40 (?)
an: 0 40 58 138 160 202 222 228 252 268 270 286 310 316 336 378 400 480 498 538
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 538
Found by: Spectrum
db: batch=78, k=20, 40 18 80 22 42 20 6 24 16 2
| STPT(10) | 1531099092220531037 | 0 2 12 14 42 44 72 74 84 86 | -808433455364 |
| STPT(12) | 1531099174432616429 | 0 2 60 62 90 92 168 170 198 200 258 260 | -726221369972 |
| TPT(14) | 1531099296807887111 | 0 2 30 32 90 92 186 188 198 200 216 218 240 242 | -603846099290 |
| STPT(10) | 1531099628001294971 | 0 2 6 8 48 50 90 92 96 98 | -272652691430 |
| SPT(16) | 1531099822872826681 | 0 46 126 150 166 208 210 220 336 346 348 390 406 430 510 556 | -77781159720 |
| STPT(10) | 1531099828308774539 | 0 2 12 14 30 32 48 50 60 62 | -72345211862 |
| STPT(10) | 1531100655493423667 | 0 2 30 32 102 104 174 176 204 206 | 754839437266 |
| TPT(14) | 1531100676626080589 | 0 2 12 14 108 110 150 152 198 200 240 242 282 284 | 775972094188 |
| SPT(16) | 1531100913960486751 | 0 12 22 60 78 138 148 172 186 210 220 280 298 336 346 358 | 1013306500350 |
| STPT(10) | 1531101565882558289 | 0 2 42 44 90 92 138 140 180 182 | 1665228571888 |
| SPT(16) | 1531101890112287489 | 0 2 8 24 42 50 120 138 164 182 252 260 278 294 300 302 | 1989458301088 |
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