Prime p₀= 3015286844750497619 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 10 2 28 2 34 2 28 2 10 2 (?)
a_n: 0 2 12 14 42 44 78 80 108 110 120 122
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: 122
Found by: Donn Pike (USAF Ret)
db: batch=82, k=12, 2 10 2 28 2 34

SPT(16)	3015285869693607271	0 6 10 28 58 72 112 126 142 156 196 210 240 258 262 268	-975056890348
TPT(14)	3015285960925530671	0 2 96 98 150 152 210 212 240 242 306 308 318 320	-883824966948
SPT(16)	3015286111255588021	0 12 18 48 102 106 108 118 180 190 192 196 250 280 286 298	-733494909598
STPT(10)	3015286131898217501	0 2 36 38 78 80 120 122 156 158	-712852280118
SPT(16)	3015286366400313781	0 70 118 150 198 220 306 310 378 382 468 490 538 570 618 688	-478350183838
SPT(18)	3015286501305948211	0 46 52 60 102 108 112 138 172 216 250 276 280 286 328 336 342 388	-343444549408
TPT(14)	3015287112786025769	0 2 18 20 30 32 108 110 222 224 228 230 282 284	268035528150
SPT(16)	3015287155205352101	0 18 26 78 86 96 170 188 210 228 302 312 320 372 380 398	310454854482
SPT(16)	3015287197641571729	0 4 42 78 94 132 160 220 252 312 340 378 394 430 468 472	352891074110
SPT(16)	3015287553685560119	0 2 74 80 84 92 158 170 192 204 270 278 282 288 360 362	708935062500
STPT(10)	3015287667723727601	0 2 6 8 18 20 30 32 36 38	822973229982