Prime p₀= 1317516786668828233 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 28 8 24 18 10 2 34 2 82 2 34 2 10 18 24 8 28 (?)
a_n: 0 28 36 60 78 88 90 124 126 208 210 244 246 256 274 298 306 334
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: 334
Found by: Skivelitis2
db: batch=77, k=18, 28 8 24 18 10 2 34 2 82

SPT(16)	1317515285982741401	0 6 30 62 80 90 96 180 182 266 272 282 300 332 356 362	-1500686086832
SPT(16)	1317515306208714791	0 12 36 80 96 140 176 188 210 222 258 302 318 362 386 398	-1480460113442
SPT(16)	1317515316960117937	0 4 6 30 60 76 84 160 180 256 264 280 310 334 336 340	-1469708710296
STPT(10)	1317515405973863177	0 2 12 14 72 74 132 134 144 146	-1380694965056
SPT(16)	1317516159644494919	0 2 14 30 62 102 114 222 272 380 392 432 464 480 492 494	-627024333314
SPT(16)	1317516763819011109	0 34 78 102 112 120 132 144 148 160 172 180 190 214 258 292	-22849817124
SPT(16)	1317516892957991519	0 8 50 68 80 104 132 138 164 170 198 222 234 252 294 302	106289163286
SPT(16)	1317517235580429713	0 26 44 60 90 104 114 140 144 170 180 194 224 240 258 284	448911601480
STPT(10)	1317517578220066337	0 2 90 92 102 104 114 116 204 206	791551238104
SPT(16)	1317517747243078453	0 30 34 90 106 118 144 228 256 340 366 378 394 450 454 484	960574250220
STPT(10)	1317517841737001459	0 2 18 20 60 62 102 104 120 122	1055068173226