Prime p₀= 1144605931349242729 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 12 12 10 30 54 66 6 12 38 12 6 66 54 30 10 12 12 (?)
a_n: 0 12 24 34 64 118 184 190 202 240 252 258 324 378 408 418 430 442
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: 442
Found by: Putin Has a Small Dick
db: batch=76, k=18, 12 12 10 30 54 66 6 12 38

SPT(16)	1144604705298200893	0 6 18 48 60 66 76 118 138 180 190 196 208 238 250 256	-1226051041836
SPT(16)	1144605127380092351	0 8 26 32 80 96 98 102 176 180 182 198 246 252 270 278	-803969150378
SPT(16)	1144605361627017341	0 6 18 30 32 56 72 78 140 146 162 186 188 200 212 218	-569722225388
SPT(16)	1144605507832941761	0 48 50 68 98 200 276 278 300 302 378 480 510 528 530 578	-423516300968
SPT(16)	1144605689764712971	0 12 22 42 70 76 90 118 180 208 222 228 256 276 286 298	-241584529758
SPT(18)	1144605798105371627	0 60 90 116 134 152 186 200 270 296 366 380 414 432 450 476 506 566	-133243871102
STPT(10)	1144606040985724439	0 2 12 14 90 92 168 170 180 182	109636481710
SPT(16)	1144606154220924247	0 34 40 54 66 76 100 136 240 276 300 310 322 336 342 376	222871681518
SPT(16)	1144606230107531647	0 22 52 70 82 112 120 150 154 184 192 222 234 252 282 304	298758288918
SPT(16)	1144606335598952557	0 52 66 130 192 216 286 304 312 330 400 424 486 550 564 616	404249709828
SPT(16)	1144606995971005901	0 8 26 48 102 110 120 126 152 158 168 176 230 252 270 278	1064621763172