Prime p₀= 1280841801364090247 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 40 2 16 2 22 2 16 2 40 2 (?)
a_n: 0 2 42 44 60 62 84 86 102 104 144 146
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: 146
Found by: mikey
db: batch=77, k=12, 2 40 2 16 2 22

STPT(10)	1280840488573884809	0 2 18 20 30 32 42 44 60 62	-1312790205438
SPT(16)	1280840534802531211	0 12 22 28 82 106 126 132 166 172 192 216 270 276 286 298	-1266561559036
STPT(10)	1280840628307732487	0 2 30 32 72 74 114 116 144 146	-1173056357760
STPT(10)	1280840771153163947	0 2 24 26 42 44 60 62 84 86	-1030210926300
SPT(16)	1280841230351309233	0 54 60 76 94 154 166 180 244 258 270 330 348 364 370 424	-571012781014
TPT(16)	1280841570750822401	0 2 138 140 156 158 168 170 198 200 228 230 270 272 408 410	-230613267846
SPT(16)	1280842367746050841	0 12 30 40 42 78 102 132 196 226 250 286 288 298 316 328	566381960594
STPT(10)	1280842829298587921	0 2 36 38 78 80 120 122 156 158	1027934497674
STPT(10)	1280842986860712599	0 2 18 20 30 32 42 44 60 62	1185496622352
SPT(16)	1280843299802236969	0 12 40 52 58 102 108 112 138 142 148 192 198 210 238 250	1498438146722
SPT(16)	1280843321242309163	0 54 96 104 188 218 230 300 344 414 426 456 540 548 590 644	1519878218916