Prime p₀= 2164201041693378683 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 48 30 2 4 66 14 4 30 62 30 4 14 66 4 2 30 48 (?)
a_n: 0 48 78 80 84 150 164 168 198 260 290 294 308 374 378 380 410 458
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 458
Found by: Landjunge
db: batch=81, k=18, 48 30 2 4 66 14 4 30 62

SPT(16)	2164199836454956907	0 36 62 80 104 110 132 140 216 224 246 252 276 294 320 356	-1205238421776
STPT(10)	2164199862451670801	0 2 6 8 18 20 30 32 36 38	-1179241707882
TPT(14)	2164200010536552971	0 2 6 8 36 38 66 68 78 80 90 92 168 170	-1031156825712
STPT(10)	2164200050967872507	0 2 42 44 72 74 102 104 144 146	-990725506176
SPT(16)	2164200118143550411	0 12 52 60 78 82 148 168 190 210 276 280 298 306 346 358	-923549828272
STPT(10)	2164200542657043521	0 2 36 38 78 80 120 122 156 158	-499036335162
STPT(10)	2164201116644144489	0 2 18 20 30 32 42 44 60 62	74950765806
SPT(16)	2164201437956283709	0 22 54 90 102 112 154 162 172 180 222 232 244 280 312 334	396262905026
STPT(10)	2164202003751332159	0 2 18 20 30 32 42 44 60 62	962057953476
SPT(16)	2164202062128586283	0 6 14 26 66 108 116 126 128 138 146 188 228 240 248 254	1020435207600
SPT(16)	2164203204425191639	0 30 42 72 78 100 162 222 250 310 372 394 400 430 442 472	2162731812956