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Prime Tuple Database
Prime p0= 1520882031104739509 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 8 22 20 12 36 22 30 38 4 38 30 22 36 12 20 22 8 (?)
an: 0 8 30 50 62 98 120 150 188 192 230 260 282 318 330 350 372 380
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 380
Found by: biodoc
db: batch=78, k=18, 8 22 20 12 36 22 30 38 4
dn: 0 8 22 20 12 36 22 30 38 4 38 30 22 36 12 20 22 8 (?)
an: 0 8 30 50 62 98 120 150 188 192 230 260 282 318 330 350 372 380
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 380
Found by: biodoc
db: batch=78, k=18, 8 22 20 12 36 22 30 38 4
| STPT(10) | 1520881066580296409 | 0 2 18 20 30 32 42 44 60 62 | -964524443100 |
| STPT(10) | 1520881290978791057 | 0 2 30 32 42 44 54 56 84 86 | -740125948452 |
| TPT(14) | 1520881591930731089 | 0 2 78 80 120 122 132 134 168 170 360 362 372 374 | -439174008420 |
| SPT(16) | 1520881617111930971 | 0 30 78 132 140 188 218 252 296 330 360 408 416 470 518 548 | -413992808538 |
| SPT(16) | 1520881679239650593 | 0 8 38 56 60 78 104 108 176 180 206 224 228 246 276 284 | -351865088916 |
| SPT(16) | 1520882025621921551 | 0 2 26 30 36 50 92 102 176 186 228 242 248 252 276 278 | -5482817958 |
| STPT(10) | 1520882283938100899 | 0 2 12 14 30 32 48 50 60 62 | 252833361390 |
| STPT(10) | 1520882559008961389 | 0 2 42 44 90 92 138 140 180 182 | 527904221880 |
| STPT(10) | 1520882718381015929 | 0 2 42 44 60 62 78 80 120 122 | 687276276420 |
| TPT(14) | 1520882951369999429 | 0 2 60 62 90 92 198 200 240 242 330 332 378 380 | 920265259920 |
| STPT(10) | 1520883170614842449 | 0 2 18 20 30 32 42 44 60 62 | 1139510102940 |
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