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Prime Tuple Database
Prime p0= 426421206374534911 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 18 12 6 6 18 6 4 60 18 2 18 60 4 6 18 6 6 12 18 (?)
an: 0 18 30 36 42 60 66 70 130 148 150 168 228 232 238 256 262 268 280 298
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 298
Found by: Theadalus
db: batch=70, k=20, 18 12 6 6 18 6 4 60 18 2
dn: 0 18 12 6 6 18 6 4 60 18 2 18 60 4 6 18 6 6 12 18 (?)
an: 0 18 30 36 42 60 66 70 130 148 150 168 228 232 238 256 262 268 280 298
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 298
Found by: Theadalus
db: batch=70, k=20, 18 12 6 6 18 6 4 60 18 2
| SPT(16) | 426421152967085623 | 0 18 28 34 40 46 48 120 124 196 198 204 210 216 226 244 | -53407449288 |
| SPT(14) | 426421156972672783 | 0 70 136 148 168 204 220 234 250 286 306 318 384 454 | -49401862128 |
| SPT(14) | 426421176190489201 | 0 66 72 78 100 106 130 168 192 198 220 226 232 298 | -30184045710 |
| TPT(12) | 426421184591157839 | 0 2 30 32 42 44 228 230 270 272 312 314 | -21783377072 |
| SPT(14) | 426421202497913503 | 0 28 90 114 124 126 130 264 268 270 280 304 366 394 | -3876621408 |
| SPT(14) | 426421205153896873 | 0 4 34 88 90 100 118 240 258 268 270 324 354 358 | -1220638038 |
| TPT(12) | 426421236579103979 | 0 2 12 14 42 44 78 80 108 110 120 122 | 30204569068 |
| STPT(12) | 426421236579103979 | 0 2 12 14 42 44 78 80 108 110 120 122 | 30204569068 |
| TPT(12) | 426421267850522291 | 0 2 18 20 96 98 138 140 156 158 240 242 | 61475987380 |
| SPT(14) | 426421274249246113 | 0 36 70 90 96 118 120 214 216 238 244 264 298 334 | 67874711202 |
| TPT(12) | 426421279466554781 | 0 2 36 38 48 50 66 68 90 92 258 260 | 73092019870 |
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