Prime p₀= 993428453599844183 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 20 18 40 26 4 2 10 44 10 2 4 26 40 18 20 (?)
a_n: 0 20 38 78 104 108 110 120 164 174 176 180 206 246 264 284
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: 284
Found by: crashtech
db: batch=76, k=16, 20 18 40 26 4 2 10 44

SPT(16)	993427275334514633	0 8 56 104 140 170 174 194 240 260 264 294 330 378 426 434	-1178265329550
SPT(16)	993427384949331229	0 18 22 58 78 108 112 130 132 150 154 184 204 240 244 262	-1068650512954
SPT(16)	993427492191151621	0 6 28 30 42 70 106 120 148 162 198 226 238 240 262 268	-961408692562
STPT(10)	993427931539964927	0 2 30 32 42 44 54 56 84 86	-522059879256
STPT(10)	993428028197806319	0 2 18 20 30 32 42 44 60 62	-425402037864
STPT(10)	993428300675639819	0 2 12 14 90 92 168 170 180 182	-152924204364
SPT(16)	993429015739670969	0 42 60 62 72 84 110 114 128 132 158 170 180 182 200 242	562139826786
SPT(16)	993429077066228557	0 72 84 112 130 132 160 172 222 234 262 264 282 310 322 394	623466384374
STPT(10)	993429144429833777	0 2 12 14 42 44 72 74 84 86	690829989594
STPT(10)	993429261167502959	0 2 48 50 60 62 72 74 120 122	807567658776
SPT(16)	993429340015635959	0 14 20 38 50 74 98 140 168 210 234 258 270 288 294 308	886415791776