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Prime Tuple Database
Prime p0= 1947400366473422171 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 6 32 10 8 66 30 24 36 4 36 24 30 66 8 10 32 6 (?)
an: 0 6 38 48 56 122 152 176 212 216 252 276 306 372 380 390 422 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: [AF>Le_Pommier] Jerome_C2005
db: batch=80, k=18, 6 32 10 8 66 30 24 36 4
dn: 0 6 32 10 8 66 30 24 36 4 36 24 30 66 8 10 32 6 (?)
an: 0 6 38 48 56 122 152 176 212 216 252 276 306 372 380 390 422 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: [AF>Le_Pommier] Jerome_C2005
db: batch=80, k=18, 6 32 10 8 66 30 24 36 4
| SPT(16) | 1947399550266343949 | 0 2 12 14 20 72 140 180 272 312 380 432 438 440 450 452 | -816207078222 |
| TPT(14) | 1947399854000025827 | 0 2 42 44 84 86 174 176 252 254 330 332 360 362 | -512473396344 |
| SPT(16) | 1947399926740404491 | 0 12 18 68 92 98 102 120 158 176 180 186 210 260 266 278 | -439733017680 |
| SPT(16) | 1947400213402945523 | 0 24 36 50 54 74 80 96 104 120 126 146 150 164 176 200 | -153070476648 |
| TPT(14) | 1947400286736456239 | 0 2 18 20 48 50 72 74 162 164 252 254 312 314 | -79736965932 |
| TPT(14) | 1947400291465139501 | 0 2 18 20 90 92 168 170 180 182 198 200 210 212 | -75008282670 |
| STPT(10) | 1947400440535406951 | 0 2 6 8 48 50 90 92 96 98 | 74061984780 |
| STPT(10) | 1947400456781448857 | 0 2 24 26 42 44 60 62 84 86 | 90308026686 |
| STPT(10) | 1947400537846183499 | 0 2 48 50 60 62 72 74 120 122 | 171372761328 |
| STPT(10) | 1947400668173340839 | 0 2 42 44 90 92 138 140 180 182 | 301699918668 |
| STPT(10) | 1947400844942814587 | 0 2 30 32 42 44 54 56 84 86 | 478469392416 |
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