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Prime Tuple Database
Prime p0= 1491600167747899151 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 8 34 18 18 14 24 4 38 112 38 4 24 14 18 18 34 8 (?)
an: 0 8 42 60 78 92 116 120 158 270 308 312 336 350 368 386 420 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Theadalus
db: batch=78, k=18, 8 34 18 18 14 24 4 38 112
dn: 0 8 34 18 18 14 24 4 38 112 38 4 24 14 18 18 34 8 (?)
an: 0 8 42 60 78 92 116 120 158 270 308 312 336 350 368 386 420 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Theadalus
db: batch=78, k=18, 8 34 18 18 14 24 4 38 112
| SPT(16) | 1491598870844079551 | 0 50 108 110 120 140 180 198 218 236 276 296 306 308 366 416 | -1296903819600 |
| STPT(10) | 1491598935436536131 | 0 2 6 8 18 20 30 32 36 38 | -1232311363020 |
| STPT(10) | 1491599186293548947 | 0 2 24 26 42 44 60 62 84 86 | -981454350204 |
| STPT(10) | 1491599454882653321 | 0 2 6 8 18 20 30 32 36 38 | -712865245830 |
| SPT(16) | 1491599659363242467 | 0 2 26 44 62 132 146 230 246 330 344 414 432 450 474 476 | -508384656684 |
| STPT(10) | 1491599723064786089 | 0 2 18 20 30 32 42 44 60 62 | -444683113062 |
| STPT(10) | 1491600345059353229 | 0 2 30 32 180 182 330 332 360 362 | 177311454078 |
| SPT(18) | 1491600414174012193 | 0 18 34 60 78 190 228 234 238 276 280 286 324 436 454 480 496 514 | 246426113042 |
| STPT(10) | 1491600557834205197 | 0 2 30 32 42 44 54 56 84 86 | 390086306046 |
| SPT(20) | 1491601339857463357 | 0 46 52 64 70 132 196 232 262 276 340 354 384 420 484 546 552 564 570 616 | 1172109564206 |
| STPT(10) | 1491601578146790347 | 0 2 30 32 42 44 54 56 84 86 | 1410398891196 |
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