Prime p₀= 2917366063758295297 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 4 8 30 22 32 6 28 20 16 20 28 6 32 22 30 8 4 (?)
a_n: 0 4 12 42 64 96 102 130 150 166 186 214 220 252 274 304 312 316
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: 316
Found by: Landjunge
db: batch=82, k=18, 4 8 30 22 32 6 28 20 16

SPT(16)	2917365106828669963	0 16 60 70 76 118 148 156 160 168 198 240 246 256 300 316	-956929625334
SPT(16)	2917365170142525517	0 6 10 22 42 84 94 106 120 132 142 184 204 216 220 226	-893615769780
SPT(16)	2917365265089440233	0 18 24 46 148 154 160 178 186 204 210 216 318 340 346 364	-798668855064
SPT(16)	2917365796052359261	0 22 36 42 58 106 130 168 250 288 312 360 376 382 396 418	-267705936036
STPT(10)	2917365848253056267	0 2 60 62 72 74 84 86 144 146	-215505239030
SPT(16)	2917365850173540901	0 6 22 28 76 88 148 172 186 210 270 282 330 336 352 358	-213584754396
SPT(16)	2917366422786403537	0 22 36 70 94 124 126 174 292 340 342 372 396 430 444 466	359028108240
SPT(16)	2917366428845945623	0 16 46 94 96 154 156 178 186 208 210 268 270 318 348 364	365087650326
SPT(16)	2917366543977171029	0 8 18 24 30 98 132 162 170 200 234 302 308 314 324 332	480218875732
STPT(10)	2917366959513191147	0 2 30 32 42 44 54 56 84 86	895754895850
SPT(16)	2917367189533928321	0 32 50 60 66 68 80 102 116 138 150 152 158 168 186 218	1125775633024