Prime p₀= 1303857050946533351 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 4 2 28 2 172 2 28 2 4 2 (?)
a_n: 0 2 6 8 36 38 210 212 240 242 246 248
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: 248
Found by: stoneageman
db: batch=77, k=12, 2 4 2 28 2 172

STPT(10)	1303856505047945111	0 2 6 8 48 50 90 92 96 98	-545898588240
SPT(16)	1303856686238821031	0 36 66 92 102 116 146 158 300 312 342 356 366 392 422 458	-364707712320
STPT(10)	1303856709338279099	0 2 12 14 90 92 168 170 180 182	-341608254252
STPT(10)	1303856985379190321	0 2 30 32 78 80 126 128 156 158	-65567343030
TPT(14)	1303857024326156009	0 2 78 80 108 110 132 134 138 140 162 164 180 182	-26620377342
SPT(16)	1303857030035066149	0 4 18 82 88 114 142 174 208 240 268 294 300 364 378 382	-20911467202
SPT(16)	1303857562225543463	0 14 66 74 110 144 150 168 206 224 230 264 300 308 360 374	511279010112
SPT(16)	1303857987288790987	0 4 30 34 36 100 102 124 162 184 186 250 252 256 282 286	936342257636
STPT(10)	1303858101036509087	0 2 24 26 42 44 60 62 84 86	1050089975736
SPT(16)	1303858122830241673	0 4 34 60 70 120 136 148 156 168 184 234 244 270 300 304	1071883708322
TPT(14)	1303858384903033481	0 2 30 32 90 92 96 98 216 218 228 230 300 302	1333956500130