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Prime Tuple Database
Prime p0= 350231337935763551 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 2 54 66 34 2 10 30 20 18 16 18 20 30 10 2 34 66 54 2 (?)
an: 0 2 56 122 156 158 168 198 218 236 252 270 290 320 330 332 366 432 486 488
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: Theadalus
db: batch=70, k=20, 2 54 66 34 2 10 30 20 18 16
dn: 0 2 54 66 34 2 10 30 20 18 16 18 20 30 10 2 34 66 54 2 (?)
an: 0 2 56 122 156 158 168 198 218 236 252 270 290 320 330 332 366 432 486 488
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: Theadalus
db: batch=70, k=20, 2 54 66 34 2 10 30 20 18 16
| SPT(14) | 350231261211838813 | 0 16 30 60 66 70 78 136 144 148 154 184 198 214 | -76723924738 |
| SPT(14) | 350231269591460273 | 0 14 84 108 176 188 206 228 246 258 326 350 420 434 | -68344303278 |
| SPT(14) | 350231287032854363 | 0 30 48 90 138 180 204 224 248 290 338 380 398 428 | -50902909188 |
| SPT(14) | 350231305202236951 | 0 16 108 126 132 138 142 216 220 226 232 250 342 358 | -32733526600 |
| TPT(12) | 350231317190589719 | 0 2 78 80 108 110 162 164 222 224 258 260 | -20745173832 |
| SPT(14) | 350231335165861729 | 0 40 48 60 100 118 138 172 192 210 250 262 270 310 | -2769901822 |
| SPT(14) | 350231351839139741 | 0 18 42 62 78 80 90 110 120 122 138 158 182 200 | 13903376190 |
| SPT(14) | 350231361496752839 | 0 12 50 68 78 98 110 120 132 152 162 180 218 230 | 23560989288 |
| SPT(14) | 350231365566154169 | 0 12 32 60 110 114 132 152 170 174 224 252 272 284 | 27630390618 |
| SPT(14) | 350231395065012859 | 0 10 24 40 58 90 114 154 178 210 228 244 258 268 | 57129249308 |
| SPT(14) | 350231400764611633 | 0 4 18 36 88 94 124 150 180 186 238 256 270 274 | 62828848082 |
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