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Prime Tuple Database
Prime p0= 2991057604522084891 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 40 8 22 12 50 4 20 4 6 26 6 4 20 4 50 12 22 8 40 (?)
an: 0 40 48 70 82 132 136 156 160 166 192 198 202 222 226 276 288 310 318 358
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 358
Found by: Orange Kid
db: batch=82, k=20, 40 8 22 12 50 4 20 4 6 26
dn: 0 40 8 22 12 50 4 20 4 6 26 6 4 20 4 50 12 22 8 40 (?)
an: 0 40 48 70 82 132 136 156 160 166 192 198 202 222 226 276 288 310 318 358
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 358
Found by: Orange Kid
db: batch=82, k=20, 40 8 22 12 50 4 20 4 6 26
| STPT(10) | 2991057047279963507 | 0 2 24 26 42 44 60 62 84 86 | -557242121384 |
| SPT(16) | 2991057049088076259 | 0 84 114 130 132 172 210 222 232 244 282 322 324 340 370 454 | -555434008632 |
| TPT(14) | 2991057069082062551 | 0 2 60 62 96 98 138 140 180 182 198 200 228 230 | -535440022340 |
| STPT(10) | 2991057288945335381 | 0 2 30 32 78 80 126 128 156 158 | -315576749510 |
| SPT(16) | 2991057331643198263 | 0 6 28 88 94 108 130 180 244 294 316 330 336 396 418 424 | -272878886628 |
| SPT(16) | 2991057506776406789 | 0 12 14 24 44 50 72 74 78 80 102 108 128 138 140 152 | -97745678102 |
| TPT(14) | 2991057622732923509 | 0 2 42 44 108 110 120 122 138 140 210 212 258 260 | 18210838618 |
| SPT(18) | 2991057630204709619 | 0 8 30 32 42 68 72 78 98 114 134 140 144 170 180 182 204 212 | 25682624728 |
| STPT(10) | 2991057707282387927 | 0 2 30 32 60 62 90 92 120 122 | 102760303036 |
| SPT(16) | 2991057752500440067 | 0 12 30 34 54 84 106 130 156 180 202 232 252 256 274 286 | 147978355176 |
| SPT(16) | 2991057822972729871 | 0 22 60 88 106 148 180 190 228 238 270 312 330 358 396 418 | 218450644980 |
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