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Prime Tuple Database
Prime p0= 399654343984325357 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 6 6 20 10 12 2 34 56 28 8 28 56 34 2 12 10 20 6 6 (?)
an: 0 6 12 32 42 54 56 90 146 174 182 210 266 300 302 314 324 344 350 356
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 356
Found by: Cruncher Pete
db: batch=70, k=20, 6 6 20 10 12 2 34 56 28 8
dn: 0 6 6 20 10 12 2 34 56 28 8 28 56 34 2 12 10 20 6 6 (?)
an: 0 6 12 32 42 54 56 90 146 174 182 210 266 300 302 314 324 344 350 356
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 356
Found by: Cruncher Pete
db: batch=70, k=20, 6 6 20 10 12 2 34 56 28 8
| SPT(14) | 399654278354687467 | 0 4 30 40 46 72 94 102 124 150 156 166 192 196 | -65629637890 |
| SPT(14) | 399654283678843243 | 0 24 30 36 40 46 58 66 78 84 88 94 100 124 | -60305482114 |
| SPT(14) | 399654285488850983 | 0 26 54 66 84 90 110 204 224 230 248 260 288 314 | -58495474374 |
| TPT(12) | 399654321335176517 | 0 2 30 32 234 236 282 284 360 362 462 464 | -22649148840 |
| TPT(12) | 399654324541477307 | 0 2 12 14 42 44 54 56 84 86 120 122 | -19442848050 |
| SPT(14) | 399654339688266881 | 0 18 30 32 36 38 126 152 240 242 246 248 260 278 | -4296058476 |
| SPT(14) | 399654365040401311 | 0 16 36 52 58 136 148 150 162 240 246 262 282 298 | 21056075954 |
| TPT(12) | 399654382300714337 | 0 2 42 44 60 62 84 86 102 104 144 146 | 38316388980 |
| STPT(12) | 399654382300714337 | 0 2 42 44 60 62 84 86 102 104 144 146 | 38316388980 |
| SPT(14) | 399654444331411903 | 0 28 46 60 64 88 190 264 366 390 394 408 426 454 | 100347086546 |
| SPT(16) | 399654519108275323 | 0 6 28 58 70 118 120 126 148 154 156 204 216 246 268 274 | 175123949966 |
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