Prime p₀= 1237939122341796143 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 26 18 52 2 16 36 6 8 46 8 6 36 16 2 52 18 26 (?)
a_n: 0 26 44 96 98 114 150 156 164 210 218 224 260 276 278 330 348 374
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: 374
Found by: Theadalus
db: batch=77, k=18, 26 18 52 2 16 36 6 8 46

SPT(16)	1237937446437365189	0 24 32 54 90 98 102 110 222 230 234 242 278 300 308 332	-1675904430954
STPT(10)	1237937658705951911	0 2 36 38 78 80 120 122 156 158	-1463635844232
STPT(10)	1237937688139126031	0 2 36 38 78 80 120 122 156 158	-1434202670112
STPT(10)	1237937909935331777	0 2 42 44 72 74 102 104 144 146	-1212406464366
TPT(14)	1237938472854377309	0 2 42 44 72 74 78 80 138 140 198 200 222 224	-649487418834
SPT(16)	1237938934724319241	0 60 78 102 120 138 150 168 190 208 220 238 256 280 298 358	-187617476902
SPT(16)	1237939139896003687	0 46 60 64 136 150 154 220 246 312 316 330 402 406 420 466	17554207544
STPT(10)	1237939173628672787	0 2 30 32 42 44 54 56 84 86	51286876644
TPT(14)	1237939252398196847	0 2 114 116 174 176 204 206 210 212 252 254 330 332	130056400704
STPT(10)	1237939782710030357	0 2 24 26 42 44 60 62 84 86	660368234214
SPT(16)	1237940476340115503	0 44 86 90 116 120 134 156 158 180 194 198 224 228 270 314	1353998319360