Prime p₀= 2221690143049843379 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 10 2 28 2 16 2 28 2 10 2 (?)
a_n: 0 2 12 14 42 44 60 62 90 92 102 104
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: 104
Found by: Skyman
db: batch=81, k=12, 2 10 2 28 2 16

STPT(10)	2221688774799695021	0 2 6 8 18 20 30 32 36 38	-1368250148358
SPT(16)	2221689524034137837	0 32 42 66 84 110 170 210 236 276 336 362 380 404 414 446	-619015705542
SPT(16)	2221689748321187009	0 12 42 60 68 248 308 320 342 354 414 594 602 620 650 662	-394728656370
SPT(16)	2221689943061384461	0 30 40 52 106 136 168 196 222 250 282 312 366 378 388 418	-199988458918
STPT(10)	2221689982955837477	0 2 30 32 72 74 114 116 144 146	-160094005902
SPT(16)	2221690081246325813	0 14 68 74 134 146 180 194 210 224 258 270 330 336 390 404	-61803517566
SPT(16)	2221690171548360277	0 10 24 66 70 94 100 102 154 156 162 186 190 232 246 256	28498516898
SPT(16)	2221690272340698641	0 62 110 182 210 252 258 270 308 320 326 368 396 468 516 578	129290855262
STPT(10)	2221690453260111707	0 2 30 32 42 44 54 56 84 86	310210268328
STPT(10)	2221690972629976829	0 2 18 20 60 62 102 104 120 122	829580133450
SPT(16)	2221690982936097311	0 6 20 36 48 62 126 132 176 182 246 260 272 288 302 308	839886253932