Prime p₀= 400284620520349567 starts a Symmetric tuple of 14 consecutive primes (SPT).
d_n: 0 16 14 16 66 2 12 64 12 2 66 16 14 16 (?)
a_n: 0 16 30 46 112 114 126 190 202 204 270 286 300 316
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: 316
Found by: desktop64
db: batch=70, k=14, 16 14 16 66 2 12 64

SPT(14)	400284572906710483	0 24 208 220 250 280 316 318 354 384 414 426 610 634	-47613639084
SPT(14)	400284581950111601	0 18 30 36 68 78 138 140 200 210 242 248 260 278	-38570237966
SPT(14)	400284581972056541	0 6 26 48 90 110 146 162 198 218 260 282 302 308	-38548293026
SPT(14)	400284592611191999	0 12 72 74 90 102 104 138 140 152 168 170 230 242	-27909157568
SPT(16)	400284609310604773	0 30 66 84 154 160 166 186 208 228 234 240 310 328 364 394	-11209744794
SPT(14)	400284615201973591	0 12 36 60 66 112 130 228 246 292 298 322 346 358	-5318375976
SPT(14)	400284648981520519	0 28 30 40 54 72 82 90 100 118 132 142 144 172	28461170952
SPT(14)	400284677062596899	0 2 14 24 60 68 102 110 144 152 188 198 210 212	56542247332
SPT(14)	400284681641788831	0 18 46 52 96 108 132 136 160 172 216 222 250 268	61121439264
SPT(16)	400284697763109697	0 42 46 52 54 72 76 90 136 150 154 172 174 180 184 226	77242760130
SPT(14)	400284712958602697	0 12 24 32 60 80 102 164 186 206 234 242 254 266	92438253130