Prime p₀= 2021814388929692117 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 74 42 18 30 12 10 44 16 44 10 12 30 18 42 74 (?)
a_n: 0 74 116 134 164 176 186 230 246 290 300 312 342 360 402 476
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: 476
Found by: Pavel Kirpichenko
db: batch=80, k=16, 74 42 18 30 12 10 44 16

SPT(16)	2021813083374994841	0 60 96 98 116 180 182 222 266 306 308 372 390 392 428 488	-1305554697276
STPT(10)	2021813182477436441	0 2 30 32 60 62 90 92 120 122	-1206452255676
SPT(16)	2021813407004681177	0 6 12 54 90 140 210 222 224 236 306 356 392 434 440 446	-981925010940
STPT(10)	2021813678668341527	0 2 54 56 72 74 90 92 144 146	-710261350590
TPT(14)	2021814172720865441	0 2 18 20 48 50 216 218 228 230 246 248 270 272	-216208826676
SPT(16)	2021814339106761203	0 36 60 86 90 104 116 144 170 198 210 224 228 254 278 314	-49822930914
TPT(14)	2021814391346172539	0 2 18 20 30 32 42 44 72 74 138 140 210 212	2416480422
STPT(10)	2021814641613034319	0 2 18 20 30 32 42 44 60 62	252683342202
SPT(16)	2021814754250569477	0 30 34 52 82 90 154 156 220 222 286 294 324 342 346 376	365320877360
TPT(14)	2021814791410238729	0 2 48 50 60 62 102 104 132 134 168 170 210 212	402480546612
SPT(16)	2021815073018193041	0 12 32 56 68 92 110 116 162 168 186 210 222 246 266 278	684088500924