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Prime Tuple Database
Prime p0= 1998048395751682361 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 2 48 40 2 34 2 4 30 18 68 18 30 4 2 34 2 40 48 2 (?)
an: 0 2 50 90 92 126 128 132 162 180 248 266 296 300 302 336 338 378 426 428
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: LCB001
db: batch=80, k=20, 2 48 40 2 34 2 4 30 18 68
dn: 0 2 48 40 2 34 2 4 30 18 68 18 30 4 2 34 2 40 48 2 (?)
an: 0 2 50 90 92 126 128 132 162 180 248 266 296 300 302 336 338 378 426 428
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: LCB001
db: batch=80, k=20, 2 48 40 2 34 2 4 30 18 68
| STPT(10) | 1998046923916330421 | 0 2 36 38 78 80 120 122 156 158 | -1471835351940 |
| STPT(10) | 1998046930101426959 | 0 2 18 20 30 32 42 44 60 62 | -1465650255402 |
| STPT(10) | 1998047111364800957 | 0 2 24 26 42 44 60 62 84 86 | -1284386881404 |
| SPT(16) | 1998047348071451249 | 0 2 24 60 68 72 74 84 128 138 140 144 152 188 210 212 | -1047680231112 |
| STPT(10) | 1998047783537131787 | 0 2 24 26 42 44 60 62 84 86 | -612214550574 |
| STPT(10) | 1998047972455148459 | 0 2 18 20 30 32 42 44 60 62 | -423296533902 |
| STPT(10) | 1998048495244845389 | 0 2 132 134 210 212 288 290 420 422 | 99493163028 |
| SPT(16) | 1998048504744295043 | 0 56 66 78 134 150 206 236 288 318 374 390 446 458 468 524 | 108992612682 |
| SPT(16) | 1998048879772491473 | 0 6 30 50 54 56 98 198 236 336 378 380 384 404 428 434 | 484020809112 |
| SPT(16) | 1998049138315461817 | 0 10 102 112 120 132 150 174 190 214 232 244 252 262 354 364 | 742563779456 |
| STPT(10) | 1998050835393742271 | 0 2 6 8 18 20 30 32 36 38 | 2439642059910 |
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