Prime p₀= 1343429746125717091 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 6 4 48 14 16 54 36 8 16 8 36 54 16 14 48 4 6 (?)
a_n: 0 6 10 58 72 88 142 178 186 202 210 246 300 316 330 378 382 388
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 388
Found by: robbysites
db: batch=77, k=18, 6 4 48 14 16 54 36 8 16

TPT(14)	1343428737874131287	0 2 12 14 42 44 54 56 192 194 240 242 294 296	-1008251585804
SPT(16)	1343428880873223413	0 26 44 86 120 216 224 234 236 246 254 350 384 426 444 470	-865252493678
SPT(16)	1343428892770970297	0 26 56 66 120 132 146 152 174 180 194 206 260 270 300 326	-853354746794
SPT(16)	1343429184387610729	0 30 34 48 70 78 114 132 220 238 274 282 304 318 322 352	-561738106362
STPT(10)	1343429185887130337	0 2 30 32 72 74 114 116 144 146	-560238586754
SPT(18)	1343429299285167427	0 42 46 82 112 114 166 186 196 270 280 300 352 354 384 420 424 466	-446840549664
STPT(10)	1343429771129881619	0 2 18 20 30 32 42 44 60 62	25004164528
SPT(16)	1343429814283016671	0 60 66 82 102 106 162 180 238 256 312 316 336 352 358 418	68157299580
SPT(16)	1343430362051209409	0 14 18 20 32 68 110 138 194 222 264 300 312 314 318 332	615925492318
SPT(16)	1343430364110748957	0 40 70 84 106 114 130 162 274 306 322 330 352 366 396 436	617985031866
SPT(20)	1343430616082683081	0 6 16 42 52 90 178 196 210 252 286 328 342 360 448 486 496 522 532 538	869956965990