Prime p₀= 378609653693154419 starts a Symmetric tuple of 14 consecutive primes (SPT).
d_n: 0 18 12 54 54 6 26 58 26 6 54 54 12 18 (?)
a_n: 0 18 30 84 138 144 170 228 254 260 314 368 380 398
All 14 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 398
Found by: Cruncher Pete
db: batch=70, k=14, 18 12 54 54 6 26 58

TPT(14)	378609582203217017	0 2 30 32 72 74 102 104 132 134 144 146 174 176	-71489937402
SPT(16)	378609585967797581	0 8 20 48 68 78 90 152 216 278 290 300 320 348 360 368	-67725356838
SPT(14)	378609629656852651	0 10 28 52 70 78 100 120 142 150 168 192 210 220	-24036301768
SPT(14)	378609633074390227	0 52 60 100 112 132 142 144 154 174 186 226 234 286	-20618764192
TPT(12)	378609633581491649	0 2 150 152 348 350 360 362 372 374 390 392	-20111662770
STPT(10)	378609640656571097	0 2 54 56 72 74 90 92 144 146	-13036583322
SPT(14)	378609654120106919	0 12 20 30 32 54 72 182 200 222 224 234 242 254	426952500
SPT(14)	378609667136441809	0 4 28 48 54 60 78 94 112 118 124 144 168 172	13443287390
SPT(14)	378609686472801809	0 18 48 50 60 110 132 230 252 302 312 314 344 362	32779647390
SPT(14)	378609691934607101	0 12 38 66 72 86 90 128 132 146 152 180 206 218	38241452682
SPT(14)	378609712338540427	0 40 42 54 72 84 114 202 232 244 262 274 276 316	58645386008