Prime p₀= 840775480996674581 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 8 34 26 18 34 36 2 22 2 36 34 18 26 34 8 (?)
a_n: 0 8 42 68 86 120 156 158 180 182 218 252 270 296 330 338
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 338
Found by: Ralfy
db: batch=73, k=16, 8 34 26 18 34 36 2 22

SPT(16)	840774126717223463	0 6 20 24 50 86 114 120 134 140 168 204 230 234 248 254	-1354279451118
SPT(16)	840774129689585521	0 30 52 58 72 96 118 160 258 300 322 346 360 366 388 418	-1351307089060
SPT(16)	840774314809938029	0 48 138 174 192 198 204 234 278 308 314 320 338 374 464 512	-1166186736552
SPT(18)	840774523413855131	0 26 72 98 128 132 138 140 182 246 288 290 296 300 330 356 402 428	-957582819450
SPT(16)	840774663186227983	0 6 70 90 148 156 180 198 208 226 250 258 316 336 400 406	-817810446598
STPT(10)	840774817238825267	0 2 30 32 42 44 54 56 84 86	-663757849314
SPT(16)	840775492413452377	0 6 34 40 52 60 82 106 150 174 196 204 216 222 250 256	11416777796
SPT(16)	840775571197332937	0 6 40 46 60 66 70 96 124 150 154 160 174 180 214 220	90200658356
TPT(14)	840775625614074119	0 2 30 32 48 50 90 92 102 104 138 140 180 182	144617399538
SPT(16)	840775827727629709	0 10 18 58 82 84 88 142 180 234 238 240 264 304 312 322	346730955128
SPT(16)	840775842576888553	0 10 18 76 90 144 154 168 286 300 310 364 378 436 444 454	361580213972