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Prime Tuple Database
Prime p0= 1978475741306908421 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 2 40 6 2 36 4 56 106 56 4 36 2 6 40 2 (?)
an: 0 2 42 48 50 86 90 146 252 308 312 348 350 356 396 398
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 398
Found by: Orange Kid
db: batch=80, k=16, 2 40 6 2 36 4 56 106
dn: 0 2 40 6 2 36 4 56 106 56 4 36 2 6 40 2 (?)
an: 0 2 42 48 50 86 90 146 252 308 312 348 350 356 396 398
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 398
Found by: Orange Kid
db: batch=80, k=16, 2 40 6 2 36 4 56 106
| SPT(18) | 1978474215583987601 | 0 18 32 62 98 116 126 128 132 236 240 242 252 270 306 336 350 368 | -1525722920820 |
| SPT(16) | 1978474566694677551 | 0 8 30 48 62 68 80 120 140 180 192 198 212 230 252 260 | -1174612230870 |
| STPT(10) | 1978474905137226317 | 0 2 42 44 132 134 222 224 264 266 | -836169682104 |
| STPT(10) | 1978475033333137481 | 0 2 6 8 18 20 30 32 36 38 | -707973770940 |
| STPT(10) | 1978475064359779397 | 0 2 24 26 42 44 60 62 84 86 | -676947129024 |
| STPT(10) | 1978475710652692637 | 0 2 12 14 42 44 72 74 84 86 | -30654215784 |
| STPT(10) | 1978475788757598839 | 0 2 18 20 60 62 102 104 120 122 | 47450690418 |
| SPT(16) | 1978476078815714941 | 0 16 40 78 126 130 190 198 238 246 306 310 358 396 420 436 | 337508806520 |
| SPT(16) | 1978476330517429651 | 0 18 52 72 76 108 150 156 172 178 220 252 256 276 310 328 | 589210521230 |
| STPT(10) | 1978476932773498511 | 0 2 6 8 48 50 90 92 96 98 | 1191466590090 |
| SPT(16) | 1978477110749949533 | 0 20 54 78 128 150 170 210 218 258 278 300 350 374 408 428 | 1369443041112 |
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