Prime p₀= 2217780121369856479 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 10 8 24 30 16 6 24 26 24 6 16 30 24 8 10 (?)
a_n: 0 10 18 42 72 88 94 118 144 168 174 190 220 244 252 262
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 262
Found by: JayPi
db: batch=81, k=16, 10 8 24 30 16 6 24 26

SPT(16)	2217778536678788261	0 8 68 128 138 162 192 198 260 266 296 320 330 390 450 458	-1584691068218
STPT(10)	2217778795450626767	0 2 60 62 72 74 84 86 144 146	-1325919229712
SPT(16)	2217779000566899137	0 44 60 102 114 132 134 170 186 222 224 242 254 296 312 356	-1120802957342
SPT(16)	2217779053659580183	0 34 36 48 76 94 108 136 138 166 180 198 226 238 240 274	-1067710276296
SPT(16)	2217779619771787859	0 2 32 50 68 78 102 134 138 170 194 204 222 240 270 272	-501598068620
SPT(16)	2217779930481854927	0 14 26 44 62 80 90 96 140 146 156 174 192 210 222 236	-190888001552
SPT(16)	2217780429978146749	0 42 48 58 130 132 154 178 234 258 280 282 354 364 370 412	308608290270
STPT(10)	2217780743362982867	0 2 24 26 42 44 60 62 84 86	621993126388
SPT(16)	2217780848270181529	0 10 54 84 88 100 112 144 208 240 252 264 268 298 342 352	726900325050
STPT(10)	2217781074455210021	0 2 6 8 18 20 30 32 36 38	953085353542
SPT(16)	2217781136368080659	0 138 168 224 258 270 314 320 348 354 398 410 444 500 530 668	1014998224180