Prime p₀= 399209326864121567 starts a Symmetric tuple of 14 consecutive primes (SPT).
d_n: 0 14 66 4 8 34 14 16 14 34 8 4 66 14 (?)
a_n: 0 14 80 84 92 126 140 156 170 204 212 216 282 296
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: 296
Found by: Cruncher Pete
db: batch=70, k=14, 14 66 4 8 34 14 16

SPT(14)	399209261317811041	0 6 28 40 58 102 132 166 196 240 258 270 292 298	-65546310526
SPT(14)	399209276193963947	0 12 54 56 126 200 206 210 216 290 360 362 404 416	-50670157620
SPT(14)	399209284614617441	0 32 48 72 116 122 152 186 216 222 266 290 306 338	-42249504126
SPT(14)	399209288867966641	0 16 28 36 70 82 88 120 126 138 172 180 192 208	-37996154926
TPT(12)	399209305744660469	0 2 42 44 60 62 78 80 90 92 120 122	-21119461098
TPT(12)	399209307941738867	0 2 144 146 150 152 180 182 210 212 312 314	-18922382700
SPT(14)	399209332117181549	0 8 20 54 90 104 110 132 138 152 188 222 234 242	5253059982
SPT(14)	399209349171742691	0 32 50 92 110 126 128 150 152 168 186 228 246 278	22307621124
SPT(14)	399209361506838331	0 10 30 96 106 166 180 238 252 312 322 388 408 418	34642716764
SPT(14)	399209365200019771	0 36 48 60 66 88 112 126 150 172 178 190 202 238	38335898204
SPT(14)	399209365433872297	0 12 82 90 96 106 196 210 300 310 316 324 394 406	38569750730