Prime p₀= 994102383151559041 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 48 4 26 28 20 6 18 12 4 12 18 6 20 28 26 4 48 (?)
a_n: 0 48 52 78 106 126 132 150 162 166 178 196 202 222 250 276 280 328
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 328
Found by: Fornax
db: batch=76, k=18, 48 4 26 28 20 6 18 12 4

STPT(10)	994101374498302529	0 2 42 44 90 92 138 140 180 182	-1008653256512
SPT(16)	994101597542989769	0 14 60 74 84 140 144 170 234 260 264 320 330 344 390 404	-785608569272
STPT(10)	994101662235758267	0 2 42 44 72 74 102 104 144 146	-720915800774
SPT(16)	994102172079232159	0 30 72 100 130 142 150 168 202 220 228 240 270 298 340 370	-211072326882
SPT(16)	994102269542309779	0 24 42 48 54 60 70 82 90 102 112 118 124 130 148 172	-113609249262
STPT(10)	994102316839024571	0 2 6 8 48 50 90 92 96 98	-66312534470
SPT(16)	994102678248599189	0 32 44 54 62 78 114 132 140 158 194 210 218 228 240 272	295097040148
SPT(16)	994102708615293689	0 38 42 62 74 98 102 104 168 170 174 198 210 230 234 272	325463734648
STPT(10)	994103418723279419	0 2 18 20 60 62 102 104 120 122	1035571720378
SPT(16)	994103959117892551	0 12 78 82 102 106 120 136 162 178 192 196 216 220 286 298	1575966333510
STPT(10)	994103999569552967	0 2 30 32 42 44 54 56 84 86	1616417993926