Prime p₀= 2166221140473185863 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 34 12 60 18 14 18 4 134 4 18 14 18 60 12 34 (?)
a_n: 0 34 46 106 124 138 156 160 294 298 316 330 348 408 420 454
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: 454
Found by: Penguin
db: batch=81, k=16, 34 12 60 18 14 18 4 134

SPT(16)	2166219656341301401	0 12 16 46 70 78 168 180 298 310 400 408 432 462 466 478	-1484131884462
SPT(16)	2166220348927415777	0 42 50 54 72 86 120 132 254 266 300 314 332 336 344 386	-791545770086
SPT(16)	2166220584005872601	0 20 30 42 50 56 60 86 102 128 132 138 146 158 168 188	-556467313262
SPT(16)	2166220733947478797	0 4 40 54 66 156 184 196 210 222 250 340 352 366 402 406	-406525707066
STPT(10)	2166220776884682767	0 2 30 32 42 44 54 56 84 86	-363588503096
STPT(10)	2166221112516518339	0 2 18 20 60 62 102 104 120 122	-27956667524
SPT(16)	2166221538460376879	0 30 44 72 140 174 224 230 252 258 308 342 410 438 452 482	397987191016
STPT(10)	2166221648833476539	0 2 42 44 90 92 138 140 180 182	508360290676
STPT(10)	2166221672268263801	0 2 36 38 78 80 120 122 156 158	531795077938
STPT(10)	2166221954351212787	0 2 12 14 42 44 72 74 84 86	813878026924
STPT(10)	2166222163278239159	0 2 30 32 120 122 210 212 240 242	1022805053296