Prime p₀= 2116973548703715259 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 70 12 26 40 24 2 36 78 16 78 36 2 24 40 26 12 70 (?)
a_n: 0 70 82 108 148 172 174 210 288 304 382 418 420 444 484 510 522 592
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: 592
Found by: Landjunge
db: batch=80, k=18, 70 12 26 40 24 2 36 78 16

STPT(10)	2116972172961958061	0 2 36 38 78 80 120 122 156 158	-1375741757198
STPT(12)	2116972274677509659	0 2 90 92 102 104 198 200 210 212 300 302	-1274026205600
STPT(10)	2116972396061043509	0 2 18 20 30 32 42 44 60 62	-1152642671750
STPT(10)	2116972852626604727	0 2 42 44 72 74 102 104 144 146	-696077110532
STPT(10)	2116972925689256021	0 2 30 32 78 80 126 128 156 158	-623014459238
TPT(14)	2116973403117513179	0 2 30 32 42 44 72 74 150 152 282 284 348 350	-145586202080
STPT(10)	2116973794674574877	0 2 30 32 42 44 54 56 84 86	245970859618
STPT(10)	2116973841257110007	0 2 12 14 72 74 132 134 144 146	292553394748
SPT(16)	2116973848828696321	0 10 58 70 76 112 126 132 136 142 156 192 198 210 258 268	300124981062
SPT(16)	2116973887487876603	0 20 30 54 86 98 134 146 168 180 216 228 260 284 294 314	338784161344
SPT(16)	2116974028796306599	0 82 112 124 148 160 184 208 234 258 282 294 318 330 360 442	480092591340