Prime p₀= 1993671521186809481 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 72 38 66 4 8 18 6 4 6 18 8 4 66 38 72 (?)
a_n: 0 72 110 176 180 188 206 212 216 222 240 248 252 318 356 428
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: 428
Found by: eclipse99
db: batch=80, k=16, 72 38 66 4 8 18 6 4

SPT(16)	1993670076995640971	0 6 26 30 32 36 68 72 116 120 152 156 158 162 182 188	-1444191168510
SPT(16)	1993670264668286621	0 8 18 20 26 62 96 138 140 182 216 252 258 260 270 278	-1256518522860
SPT(16)	1993670395556457733	0 10 16 58 76 78 118 120 196 198 238 240 258 300 306 316	-1125630351748
STPT(10)	1993670791434731777	0 2 30 32 42 44 54 56 84 86	-729752077704
STPT(10)	1993671018933568571	0 2 36 38 78 80 120 122 156 158	-502253240910
SPT(16)	1993671129714654197	0 20 26 66 80 86 120 162 224 266 300 306 320 360 366 386	-391472155284
STPT(10)	1993671538538620571	0 2 36 38 78 80 120 122 156 158	17351811090
STPT(10)	1993671623982803507	0 2 30 32 42 44 54 56 84 86	102795994026
TPT(14)	1993671861253978349	0 2 12 14 42 44 78 80 90 92 132 134 168 170	340067168868
SPT(16)	1993672320745913627	0 24 50 54 66 80 110 164 222 276 306 320 332 336 362 386	799559104146
STPT(10)	1993672365169178357	0 2 42 44 72 74 102 104 144 146	843982368876