Prime p₀= 2218916249750691581 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 28 2 94 2 142 2 94 2 28 2 (?)
a_n: 0 2 30 32 126 128 270 272 366 368 396 398
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: 398
Found by: marmot
db: batch=81, k=12, 2 28 2 94 2 142

SPT(16)	2218914649203649723	0 36 60 118 130 156 190 204 280 294 328 354 366 424 448 484	-1600547041858
SPT(16)	2218914833395441999	0 28 54 58 88 90 112 130 252 270 292 294 324 328 354 382	-1416355249582
SPT(16)	2218915275884298311	0 110 132 138 162 176 180 188 210 218 222 236 260 266 288 398	-973866393270
STPT(12)	2218915387960262417	0 2 150 152 192 194 270 272 312 314 462 464	-861790429164
SPT(16)	2218915668159799151	0 6 8 32 56 72 90 92 96 98 116 132 156 180 182 188	-581590892430
TPT(14)	2218915749921444941	0 2 6 8 48 50 90 92 120 122 210 212 246 248	-499829246640
SPT(16)	2218916264725656271	0 12 40 46 48 58 70 72 196 198 210 220 222 228 256 268	14974964690
STPT(10)	2218917171597264947	0 2 54 56 72 74 90 92 144 146	921846573366
STPT(10)	2218917384691740581	0 2 30 32 60 62 90 92 120 122	1134941049000
SPT(16)	2218918189073982283	0 24 34 70 90 136 144 154 156 166 174 220 240 276 286 310	1939323290702
STPT(10)	2218918434239535527	0 2 30 32 72 74 114 116 144 146	2184488843946