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Prime Tuple Database
Prime p0= 1957223703196897789 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 42 70 56 6 6 4 6 8 22 2 22 8 6 4 6 6 56 70 42 (?)
an: 0 42 112 168 174 180 184 190 198 220 222 244 252 258 262 268 274 330 400 442
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 442
Found by: samuraiii
db: batch=80, k=20, 42 70 56 6 6 4 6 8 22 2
dn: 0 42 70 56 6 6 4 6 8 22 2 22 8 6 4 6 6 56 70 42 (?)
an: 0 42 112 168 174 180 184 190 198 220 222 244 252 258 262 268 274 330 400 442
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 442
Found by: samuraiii
db: batch=80, k=20, 42 70 56 6 6 4 6 8 22 2
| SPT(18) | 1957223188563831653 | 0 26 66 78 80 84 108 110 170 174 234 236 260 264 266 278 318 344 | -514633066136 |
| SPT(16) | 1957223209738501967 | 0 110 114 122 132 140 170 174 212 216 246 254 264 272 276 386 | -493458395822 |
| SPT(18) | 1957223333318115353 | 0 14 54 56 66 98 116 170 200 204 234 288 306 338 348 350 390 404 | -369878782436 |
| STPT(10) | 1957223495852651207 | 0 2 24 26 42 44 60 62 84 86 | -207344246582 |
| TPT(14) | 1957223554026551201 | 0 2 18 20 30 32 96 98 108 110 156 158 228 230 | -149170346588 |
| STPT(10) | 1957223649471571301 | 0 2 6 8 18 20 30 32 36 38 | -53725326488 |
| SPT(16) | 1957224394330479683 | 0 14 26 54 68 84 96 104 120 128 140 156 170 198 210 224 | 691133581894 |
| SPT(16) | 1957224429893736049 | 0 28 54 70 72 132 144 154 258 268 280 340 342 358 384 412 | 726696838260 |
| TPT(14) | 1957224460219279169 | 0 2 18 20 42 44 48 50 78 80 120 122 198 200 | 757022381380 |
| STPT(10) | 1957224555625679861 | 0 2 96 98 138 140 180 182 276 278 | 852428782072 |
| SPT(16) | 1957224697052981089 | 0 42 48 94 100 114 138 142 210 214 238 252 258 304 310 352 | 993856083300 |
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