Prime p₀= 2267234363912599241 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 2 10 56 22 6 2 40 20 22 20 40 2 6 22 56 10 2 (?)
a_n: 0 2 12 68 90 96 98 138 158 180 200 240 242 248 270 326 336 338
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: 338
Found by: Landjunge
db: batch=81, k=18, 2 10 56 22 6 2 40 20 22

STPT(10)	2267232955053851957	0 2 42 44 72 74 102 104 144 146	-1408858747284
TPT(14)	2267232998785803887	0 2 12 14 24 26 54 56 114 116 144 146 150 152	-1365126795354
SPT(16)	2267233048594207927	0 4 10 46 114 150 156 184 186 214 220 256 324 360 366 370	-1315318391314
SPT(20)	2267233950258687433	0 46 48 136 228 268 270 294 300 304 360 364 370 394 396 436 528 616 618 664	-413653911808
SPT(16)	2267234022852585029	0 12 92 150 168 222 224 234 248 258 260 314 332 390 470 482	-341060014212
SPT(16)	2267234109880619899	0 4 34 42 54 70 88 118 174 204 222 238 250 258 288 292	-254031979342
SPT(16)	2267235071577620923	0 4 34 78 120 130 190 210 238 258 318 328 370 414 444 448	707665021682
SPT(16)	2267235137139888241	0 72 76 88 96 100 130 138 190 198 228 232 240 252 256 328	773227289000
TPT(14)	2267235316286518997	0 2 12 14 72 74 84 86 150 152 180 182 210 212	952373919756
SPT(16)	2267235362401052089	0 4 12 82 90 102 114 124 288 298 310 322 330 400 408 412	998488452848
SPT(16)	2267235363743454241	0 12 16 18 36 82 96 126 142 172 186 232 250 252 256 268	999830855000