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Prime Tuple Database
Prime p0= 1217900325908882921 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 56 12 48 64 30 50 36 30 64 30 36 50 30 64 48 12 56 (?)
an: 0 56 68 116 180 210 260 296 326 390 420 456 506 536 600 648 660 716
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 716
Found by: xii5ku
db: batch=77, k=18, 56 12 48 64 30 50 36 30 64
dn: 0 56 12 48 64 30 50 36 30 64 30 36 50 30 64 48 12 56 (?)
an: 0 56 68 116 180 210 260 296 326 390 420 456 506 536 600 648 660 716
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 716
Found by: xii5ku
db: batch=77, k=18, 56 12 48 64 30 50 36 30 64
| SPT(16) | 1217899528836996787 | 0 40 52 64 66 94 96 126 130 160 162 190 192 204 216 256 | -797071886134 |
| SPT(16) | 1217899669921672307 | 0 26 56 92 122 126 180 182 204 206 260 264 294 330 360 386 | -655987210614 |
| SPT(16) | 1217899764131335127 | 0 12 36 56 62 110 134 174 212 252 276 324 330 350 374 386 | -561777547794 |
| STPT(10) | 1217899834417966949 | 0 2 18 20 30 32 42 44 60 62 | -491490915972 |
| STPT(10) | 1217900196370347167 | 0 2 30 32 42 44 54 56 84 86 | -129538535754 |
| STPT(10) | 1217900274287638787 | 0 2 24 26 42 44 60 62 84 86 | -51621244134 |
| SPT(16) | 1217900438122295731 | 0 16 46 58 60 72 100 102 136 138 166 178 180 192 222 238 | 112213412810 |
| STPT(10) | 1217900811860016017 | 0 2 24 26 42 44 60 62 84 86 | 485951133096 |
| SPT(16) | 1217900857962652543 | 0 36 40 54 78 84 114 136 168 190 220 226 250 264 268 304 | 532053769622 |
| TPT(14) | 1217900923874778887 | 0 2 72 74 132 134 144 146 174 176 240 242 330 332 | 597965895966 |
| TPT(14) | 1217901028886064557 | 0 2 60 62 102 104 144 146 180 182 264 266 282 284 | 702977181636 |
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