Prime p₀= 2648408491829906957 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 52 2 58 2 64 2 58 2 52 2 (?)
a_n: 0 2 54 56 114 116 180 182 240 242 294 296
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: 296
Found by: [SG-FC] hl
db: batch=82, k=12, 2 52 2 58 2 64

SPT(16)	2648407580598615169	0 24 90 124 148 210 228 250 258 280 298 360 384 418 484 508	-911231291788
SPT(16)	2648407598945207453	0 6 18 60 78 158 194 200 204 210 246 326 344 386 398 404	-892884699504
STPT(10)	2648407620797859257	0 2 30 32 42 44 54 56 84 86	-871032047700
STPT(10)	2648407680076973279	0 2 12 14 90 92 168 170 180 182	-811752933678
STPT(10)	2648407820503115117	0 2 42 44 72 74 102 104 144 146	-671326791840
SPT(16)	2648408341681250531	0 8 32 36 48 102 122 140 168 186 206 260 272 276 300 308	-150148656426
SPT(16)	2648408494713721991	0 38 42 80 138 146 228 272 276 320 402 410 468 506 510 548	2883815034
STPT(10)	2648408847472915127	0 2 12 14 42 44 72 74 84 86	355643008170
STPT(10)	2648409205107188177	0 2 54 56 72 74 90 92 144 146	713277281220
STPT(10)	2648409226933502831	0 2 108 110 138 140 168 170 276 278	735103595874
STPT(10)	2648409259639399811	0 2 36 38 78 80 120 122 156 158	767809492854