Prime p₀= 1219715731316419031 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 4 2 28 2 52 2 28 2 4 2 (?)
a_n: 0 2 6 8 36 38 90 92 120 122 126 128
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: 128
Found by: Theadalus
db: batch=77, k=12, 2 4 2 28 2 52

SPT(16)	1219714996082852039	0 14 24 30 44 72 102 140 144 182 212 240 254 260 270 284	-735233566992
SPT(16)	1219715033402271943	0 18 28 64 84 118 130 138 160 168 180 214 234 270 280 298	-697914147088
STPT(10)	1219715186526689057	0 2 30 32 102 104 174 176 204 206	-544789729974
STPT(10)	1219715275547416517	0 2 72 74 102 104 132 134 204 206	-455769002514
SPT(16)	1219715316419485871	0 38 62 66 86 90 126 128 150 152 188 192 212 216 240 278	-414896933160
TPT(14)	1219715493693760751	0 2 30 32 78 80 120 122 210 212 270 272 330 332	-237622658280
SPT(16)	1219715983166679157	0 22 34 60 70 76 82 124 132 174 180 186 196 222 234 256	251850260126
STPT(10)	1219715985053321879	0 2 12 14 30 32 48 50 60 62	253736902848
TPT(14)	1219716066465012167	0 2 72 74 132 134 162 164 174 176 210 212 294 296	335148593136
STPT(10)	1219716303490048979	0 2 18 20 30 32 42 44 60 62	572173629948
TPT(14)	1219716366241935971	0 2 6 8 90 92 276 278 300 302 390 392 468 470	634925516940