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Prime Tuple Database
Prime p0= 1991438426084376413 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 18 2 6 30 4 50 46 14 46 50 4 30 6 2 18 (?)
an: 0 18 20 26 56 60 110 156 170 216 266 270 300 306 308 326
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 326
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 18 2 6 30 4 50 46 14
dn: 0 18 2 6 30 4 50 46 14 46 50 4 30 6 2 18 (?)
an: 0 18 20 26 56 60 110 156 170 216 266 270 300 306 308 326
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 326
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 18 2 6 30 4 50 46 14
| TPT(14) | 1991437447701547229 | 0 2 18 20 42 44 102 104 138 140 180 182 228 230 | -978382829184 |
| STPT(10) | 1991437647706397897 | 0 2 30 32 42 44 54 56 84 86 | -778377978516 |
| STPT(10) | 1991437665347398337 | 0 2 24 26 42 44 60 62 84 86 | -760736978076 |
| SPT(16) | 1991437707465772927 | 0 60 70 124 154 160 186 190 270 274 300 306 336 390 400 460 | -718618603486 |
| SPT(16) | 1991437768443359023 | 0 6 34 36 40 46 54 106 144 196 204 210 214 216 244 250 | -657641017390 |
| SPT(16) | 1991438205777157037 | 0 62 80 102 104 164 176 216 260 300 312 372 374 396 414 476 | -220307219376 |
| STPT(10) | 1991438464827629099 | 0 2 42 44 60 62 78 80 120 122 | 38743252686 |
| STPT(10) | 1991438580944835467 | 0 2 42 44 132 134 222 224 264 266 | 154860459054 |
| SPT(16) | 1991438689556015179 | 0 60 64 78 90 124 130 160 258 288 294 328 340 354 358 418 | 263471638766 |
| STPT(10) | 1991438971307135237 | 0 2 24 26 42 44 60 62 84 86 | 545222758824 |
| STPT(10) | 1991438976484615247 | 0 2 42 44 72 74 102 104 144 146 | 550400238834 |
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