Prime p₀= 1242687872926207619 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 40 2 46 2 148 2 46 2 40 2 (?)
a_n: 0 2 42 44 90 92 240 242 288 290 330 332
All 12 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 332
Found by: Theadalus
db: batch=77, k=12, 2 40 2 46 2 148

SPT(16)	1242686514677703889	0 52 54 72 154 162 190 204 238 252 280 288 370 388 390 442	-1358248503730
SPT(16)	1242686528528861803	0 18 36 66 78 90 118 136 168 186 214 226 238 268 286 304	-1344397345816
SPT(16)	1242687408002119841	0 26 56 132 138 146 170 180 188 198 222 230 236 312 342 368	-464924087778
STPT(10)	1242687442932921959	0 2 30 32 120 122 210 212 240 242	-429993285660
SPT(16)	1242687526868453609	0 30 48 72 98 128 180 210 212 242 294 324 350 374 392 422	-346057754010
SPT(16)	1242687771549985213	0 4 10 40 48 76 118 144 160 186 228 256 264 294 300 304	-101376222406
STPT(10)	1242687987939157787	0 2 24 26 42 44 60 62 84 86	115012950168
SPT(16)	1242688056431829043	0 36 124 180 196 208 210 246 358 394 396 408 424 480 568 604	183505621424
SPT(16)	1242688198878777851	0 12 50 92 96 110 146 182 210 246 282 296 300 342 380 392	325952570232
SPT(16)	1242688769655665281	0 22 28 70 120 126 148 186 262 300 322 328 378 420 426 448	896729457662
SPT(16)	1242688929084485587	0 24 40 46 52 66 94 102 154 162 190 204 210 216 232 256	1056158277968