Prime p₀= 911645241035337521 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 42 44 10 14 16 14 40 2 4 2 40 14 16 14 10 44 42 (?)
a_n: 0 42 86 96 110 126 140 180 182 186 188 228 242 258 272 282 326 368
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: 368
Found by: Theadalus
db: batch=76, k=18, 42 44 10 14 16 14 40 2 4

STPT(10)	911644274727670529	0 2 42 44 90 92 138 140 180 182	-966307666992
STPT(10)	911644412648351477	0 2 30 32 42 44 54 56 84 86	-828386986044
STPT(10)	911644555997418779	0 2 48 50 90 92 132 134 180 182	-685037918742
SPT(16)	911644741298553931	0 22 28 78 120 148 180 208 210 238 270 298 340 390 396 418	-499736783590
SPT(16)	911645101892438821	0 22 48 76 78 102 112 118 180 186 196 220 222 250 276 298	-139142898700
SPT(16)	911645162362523959	0 30 40 88 90 142 172 184 198 210 240 292 294 342 352 382	-78672813562
SPT(16)	911645977604276891	0 8 18 30 42 78 98 162 176 240 260 296 308 320 330 338	736568939370
SPT(16)	911646153329963503	0 18 30 34 64 88 90 118 126 154 156 180 210 214 226 244	912294625982
STPT(10)	911646158818141907	0 2 30 32 42 44 54 56 84 86	917782804386
STPT(10)	911646519560530067	0 2 30 32 42 44 54 56 84 86	1278525192546
TPT(14)	911646567741862031	0 2 30 32 48 50 60 62 258 260 330 332 366 368	1326706524510