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Prime Tuple Database
Prime p0= 281506881194439707 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 30 2 54 34 2 40 2 18 4 44 4 18 2 40 2 34 54 2 30 (?)
an: 0 30 32 86 120 122 162 164 182 186 230 234 252 254 294 296 330 384 386 416
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 416
Found by: davidBAM
db: batch=69, k=20, 30 2 54 34 2 40 2 18 4 44
dn: 0 30 2 54 34 2 40 2 18 4 44 4 18 2 40 2 34 54 2 30 (?)
an: 0 30 32 86 120 122 162 164 182 186 230 234 252 254 294 296 330 384 386 416
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 416
Found by: davidBAM
db: batch=69, k=20, 30 2 54 34 2 40 2 18 4 44
| SPT(14) | 281506850221462709 | 0 12 50 74 90 104 120 242 258 272 288 312 350 362 | -30972976998 |
| SPT(14) | 281506857695314847 | 0 50 56 74 84 120 182 204 266 302 312 330 336 386 | -23499124860 |
| SPT(14) | 281506863727676479 | 0 48 54 70 90 100 124 198 222 232 252 268 274 322 | -17466763228 |
| TPT(12) | 281506865857363877 | 0 2 150 152 174 176 222 224 342 344 414 416 | -15337075830 |
| TPT(12) | 281506868019878321 | 0 2 36 38 60 62 78 80 216 218 228 230 | -13174561386 |
| SPT(14) | 281506881179472497 | 0 30 42 66 84 86 104 132 150 152 170 194 206 236 | -14967210 |
| TPT(12) | 281506891435642349 | 0 2 42 44 72 74 120 122 138 140 198 200 | 10241202642 |
| SPT(14) | 281506899099352679 | 0 2 44 48 114 152 180 212 240 278 344 348 390 392 | 17904912972 |
| SPT(16) | 281506923278140381 | 0 42 48 100 112 126 148 178 180 210 232 246 258 310 316 358 | 42083700674 |
| SPT(14) | 281506952680699349 | 0 14 38 50 104 134 140 198 204 234 288 300 324 338 | 71486259642 |
| TPT(12) | 281506964141922089 | 0 2 48 50 60 62 198 200 228 230 258 260 | 82947482382 |
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