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Prime Tuple Database
Prime p0= 2721263709641504227 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 16 20 10 36 18 54 18 32 28 32 18 54 18 36 10 20 16 (?)
an: 0 16 36 46 82 100 154 172 204 232 264 282 336 354 390 400 420 436
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 436
Found by: [SG-FC] hl
db: batch=82, k=18, 16 20 10 36 18 54 18 32 28
dn: 0 16 20 10 36 18 54 18 32 28 32 18 54 18 36 10 20 16 (?)
an: 0 16 36 46 82 100 154 172 204 232 264 282 336 354 390 400 420 436
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 436
Found by: [SG-FC] hl
db: batch=82, k=18, 16 20 10 36 18 54 18 32 28
| SPT(16) | 2721262735387662331 | 0 10 40 78 88 120 130 136 222 228 238 270 280 318 348 358 | -974253841896 |
| SPT(16) | 2721262950423949259 | 0 32 38 108 122 128 194 210 212 228 294 300 314 384 390 422 | -759217554968 |
| TPT(14) | 2721263251626740699 | 0 2 222 224 240 242 258 260 282 284 312 314 348 350 | -458014763528 |
| STPT(10) | 2721263550196261097 | 0 2 24 26 42 44 60 62 84 86 | -159445243130 |
| STPT(10) | 2721263553974684837 | 0 2 24 26 42 44 60 62 84 86 | -155666819390 |
| SPT(16) | 2721263641223804189 | 0 42 90 140 198 252 258 318 374 434 440 494 552 602 650 692 | -68417700038 |
| STPT(10) | 2721264069360670397 | 0 2 12 14 132 134 252 254 264 266 | 359719166170 |
| STPT(10) | 2721264262135779359 | 0 2 18 20 30 32 42 44 60 62 | 552494275132 |
| TPT(14) | 2721264349736641277 | 0 2 60 62 84 86 114 116 282 284 294 296 312 314 | 640095137050 |
| STPT(10) | 2721264643766299637 | 0 2 30 32 42 44 54 56 84 86 | 934124795410 |
| STPT(10) | 2721264935905351247 | 0 2 24 26 42 44 60 62 84 86 | 1226263847020 |
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