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Prime Tuple Database
Prime p0= 909138278199834931 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 28 8 30 30 10 32 70 32 76 32 70 32 10 30 30 8 28 (?)
an: 0 28 36 66 96 106 138 208 240 316 348 418 450 460 490 520 528 556
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 556
Found by: HenkM
db: batch=76, k=18, 28 8 30 30 10 32 70 32 76
dn: 0 28 8 30 30 10 32 70 32 76 32 70 32 10 30 30 8 28 (?)
an: 0 28 36 66 96 106 138 208 240 316 348 418 450 460 490 520 528 556
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 556
Found by: HenkM
db: batch=76, k=18, 28 8 30 30 10 32 70 32 76
| STPT(10) | 909137069897129261 | 0 2 108 110 138 140 168 170 276 278 | -1208302705670 |
| STPT(10) | 909137314184211779 | 0 2 18 20 30 32 42 44 60 62 | -964015623152 |
| SPT(16) | 909137898112251161 | 0 8 30 32 50 146 162 182 246 266 282 378 396 398 420 428 | -380087583770 |
| STPT(10) | 909137905131023597 | 0 2 30 32 42 44 54 56 84 86 | -373068811334 |
| SPT(16) | 909138022643733119 | 0 24 30 42 68 72 108 168 254 314 350 354 380 392 398 422 | -255556101812 |
| STPT(10) | 909138053532782597 | 0 2 30 32 42 44 54 56 84 86 | -224667052334 |
| STPT(12) | 909138401252283617 | 0 2 42 44 72 74 132 134 162 164 204 206 | 123052448686 |
| STPT(10) | 909138478068515171 | 0 2 36 38 78 80 120 122 156 158 | 199868680240 |
| STPT(10) | 909138597424336127 | 0 2 30 32 60 62 90 92 120 122 | 319224501196 |
| STPT(10) | 909138686993086349 | 0 2 48 50 60 62 72 74 120 122 | 408793251418 |
| SPT(16) | 909138850824553931 | 0 18 26 30 38 66 108 116 162 170 212 240 248 252 260 278 | 572624719000 |
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