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Prime Tuple Database
Prime p0= 1997201249403212353 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 4 14 16 44 10 8 24 70 74 70 24 8 10 44 16 14 4 (?)
an: 0 4 18 34 78 88 96 120 190 264 334 358 366 376 420 436 450 454
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 454
Found by: Chooka
db: batch=80, k=18, 4 14 16 44 10 8 24 70 74
dn: 0 4 14 16 44 10 8 24 70 74 70 24 8 10 44 16 14 4 (?)
an: 0 4 18 34 78 88 96 120 190 264 334 358 366 376 420 436 450 454
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 454
Found by: Chooka
db: batch=80, k=18, 4 14 16 44 10 8 24 70 74
| STPT(10) | 1997200392796140197 | 0 2 30 32 42 44 54 56 84 86 | -856607072156 |
| SPT(18) | 1997200735640470963 | 0 100 130 150 180 204 246 264 270 274 280 298 340 364 394 414 444 544 | -513762741390 |
| STPT(10) | 1997200753580776559 | 0 2 48 50 90 92 132 134 180 182 | -495822435794 |
| STPT(10) | 1997201027842941797 | 0 2 30 32 60 62 90 92 120 122 | -221560270556 |
| SPT(16) | 1997201081095074343 | 0 10 24 34 54 126 130 154 156 180 184 256 276 286 300 310 | -168308138010 |
| SPT(16) | 1997201129417717947 | 0 16 40 54 96 100 150 162 184 196 246 250 292 306 330 346 | -119985494406 |
| SPT(16) | 1997201533171182971 | 0 20 42 50 110 132 146 180 248 282 296 318 378 386 408 428 | 283767970618 |
| STPT(10) | 1997201809190175317 | 0 2 30 32 72 74 114 116 144 146 | 559786962964 |
| SPT(18) | 1997201910966845437 | 0 4 30 40 70 72 112 130 136 240 246 264 304 306 336 346 372 376 | 661563633084 |
| STPT(10) | 1997202027471378821 | 0 2 30 32 60 62 90 92 120 122 | 778068166468 |
| SPT(16) | 1997202253064741071 | 0 18 30 46 66 88 90 112 156 178 180 202 222 238 250 268 | 1003661528718 |
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