Prime p₀= 2271030952915009091 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 76 2 76 2 52 2 76 2 76 2 (?)
a_n: 0 2 78 80 156 158 210 212 288 290 366 368
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: 368
Found by: JayPi
db: batch=81, k=12, 2 76 2 76 2 52

STPT(10)	2271028454450936231	0 2 6 8 18 20 30 32 36 38	-2498464072860
SPT(16)	2271028576529754793	0 6 64 70 136 204 240 246 274 280 316 384 450 456 514 520	-2376385254298
STPT(10)	2271028916573042531	0 2 6 8 48 50 90 92 96 98	-2036341966560
SPT(16)	2271029156772369143	0 20 80 104 120 140 168 170 258 260 288 308 324 348 408 428	-1796142639948
SPT(16)	2271029185445880919	0 10 30 42 54 90 94 112 120 138 142 178 190 202 222 232	-1767469128172
SPT(16)	2271029816750308021	0 52 70 90 100 108 132 136 192 196 220 228 238 258 276 328	-1136164701070
SPT(16)	2271031003365619147	0 24 64 66 94 100 130 174 256 300 330 336 364 366 406 430	50450610056
STPT(12)	2271031100067480767	0 2 30 32 84 86 90 92 144 146 174 176	147152471676
STPT(10)	2271031809323648477	0 2 12 14 42 44 72 74 84 86	856408639386
STPT(10)	2271032058968421569	0 2 18 20 30 32 42 44 60 62	1106053412478
SPT(16)	2271032488137770957	0 20 54 96 116 132 150 152 174 176 194 210 230 272 306 326	1535222761866