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Prime Tuple Database
Prime p0= 1647651153370863869 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 18 2 22 12 8 12 18 6 22 32 22 6 18 12 8 12 22 2 18 (?)
an: 0 18 20 42 54 62 74 92 98 120 152 174 180 198 210 218 230 252 254 272
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 272
Found by: Megacruncher
db: batch=78, k=20, 18 2 22 12 8 12 18 6 22 32
dn: 0 18 2 22 12 8 12 18 6 22 32 22 6 18 12 8 12 22 2 18 (?)
an: 0 18 20 42 54 62 74 92 98 120 152 174 180 198 210 218 230 252 254 272
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 272
Found by: Megacruncher
db: batch=78, k=20, 18 2 22 12 8 12 18 6 22 32
| SPT(16) | 1647649368223576987 | 0 16 34 40 66 84 114 124 126 136 166 184 210 216 234 250 | -1785147286882 |
| STPT(10) | 1647649883885645579 | 0 2 42 44 60 62 78 80 120 122 | -1269485218290 |
| STPT(10) | 1647650391273459899 | 0 2 18 20 30 32 42 44 60 62 | -762097403970 |
| STPT(10) | 1647650491060169381 | 0 2 30 32 60 62 90 92 120 122 | -662310694488 |
| SPT(16) | 1647650837372856101 | 0 18 30 42 48 56 80 86 102 108 132 140 146 158 170 188 | -315998007768 |
| STPT(10) | 1647650857119010097 | 0 2 12 14 72 74 132 134 144 146 | -296251853772 |
| SPT(16) | 1647651175579932851 | 0 18 32 48 110 128 132 182 186 236 240 258 320 336 350 368 | 22209068982 |
| STPT(10) | 1647651660616732229 | 0 2 18 20 30 32 42 44 60 62 | 507245868360 |
| TPT(14) | 1647652645429580519 | 0 2 72 74 78 80 90 92 120 122 210 212 228 230 | 1492058716650 |
| SPT(16) | 1647652911592710653 | 0 36 134 140 186 254 306 336 338 368 420 488 534 540 638 674 | 1758221846784 |
| SPT(16) | 1647652955683462081 | 0 6 22 28 120 138 168 202 216 250 280 298 390 396 412 418 | 1802312598212 |
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