Prime p₀= 1484446303736369849 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 40 2 28 2 4 2 28 2 40 2 (?)
a_n: 0 2 42 44 72 74 78 80 108 110 150 152
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: 152
Found by: Theadalus
db: batch=78, k=12, 2 40 2 28 2 4

SPT(16)	1484443773112427693	0 20 24 60 108 140 156 158 306 308 324 356 404 440 444 464	-2530623942156
STPT(10)	1484444144430660527	0 2 90 92 102 104 114 116 204 206	-2159305709322
SPT(16)	1484444585997160181	0 62 78 80 92 102 122 132 158 168 188 198 210 212 228 290	-1717739209668
STPT(10)	1484445399674575601	0 2 6 8 48 50 90 92 96 98	-904061794248
SPT(13)	1484445683258707283	0 48 60 168 174 228 234 240 294 300 408 420 468	-620477662566
SPT(16)	1484445841160894173	0 4 6 34 60 148 160 168 196 204 216 304 330 358 360 364	-462575475676
SPT(16)	1484447314483828463	0 30 38 68 74 84 86 108 116 138 140 150 156 186 194 224	1010747458614
SPT(16)	1484447366752342973	0 18 30 38 80 134 170 200 204 234 270 324 366 374 386 404	1063015973124
STPT(10)	1484447473331804867	0 2 12 14 72 74 132 134 144 146	1169595435018
SPT(16)	1484447628706766879	0 2 38 80 84 138 168 180 212 224 254 308 312 354 390 392	1324970397030
TPT(14)	1484447807905045481	0 2 36 38 120 122 180 182 198 200 210 212 276 278	1504168675632