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Prime Tuple Database
Prime p0= 1991350562040815453 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 18 56 10 6 50 34 12 2 12 34 50 6 10 56 18 (?)
an: 0 18 74 84 90 140 174 186 188 200 234 284 290 300 356 374
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 374
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 18 56 10 6 50 34 12 2
dn: 0 18 56 10 6 50 34 12 2 12 34 50 6 10 56 18 (?)
an: 0 18 74 84 90 140 174 186 188 200 234 284 290 300 356 374
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 374
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 18 56 10 6 50 34 12 2
| STPT(10) | 1991349776578820639 | 0 2 18 20 60 62 102 104 120 122 | -785461994814 |
| STPT(10) | 1991350051852412057 | 0 2 42 44 102 104 162 164 204 206 | -510188403396 |
| STPT(10) | 1991350174913050667 | 0 2 42 44 72 74 102 104 144 146 | -387127764786 |
| STPT(10) | 1991350343056883927 | 0 2 24 26 42 44 60 62 84 86 | -218983931526 |
| SPT(16) | 1991350404139197169 | 0 18 34 84 144 168 208 210 292 294 334 358 418 468 484 502 | -157901618284 |
| TPT(14) | 1991350524899435657 | 0 2 24 26 42 44 150 152 222 224 234 236 282 284 | -37141379796 |
| SPT(16) | 1991350602770404523 | 0 20 30 36 86 104 114 120 140 146 156 174 224 230 240 260 | 40729589070 |
| STPT(10) | 1991350628935770797 | 0 2 30 32 60 62 90 92 120 122 | 66894955344 |
| STPT(12) | 1991350997295847037 | 0 2 30 32 54 56 90 92 114 116 144 146 | 435255031584 |
| STPT(10) | 1991351294258644499 | 0 2 18 20 30 32 42 44 60 62 | 732217829046 |
| SPT(16) | 1991351812513177451 | 0 98 128 140 168 206 210 218 228 236 240 278 306 318 348 446 | 1250472361998 |
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