Prime p₀= 993286835816529383 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 24 20 6 18 18 34 18 42 14 42 18 34 18 18 6 20 24 (?)
a_n: 0 24 44 50 68 86 120 138 180 194 236 254 288 306 324 330 350 374
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=76, k=18, 24 20 6 18 18 34 18 42 14

STPT(10)	993285599022738689	0 2 48 50 90 92 132 134 180 182	-1236793790694
TPT(14)	993285771855744371	0 2 30 32 90 92 138 140 168 170 300 302 366 368	-1063960785012
SPT(16)	993285845564801969	0 14 24 38 60 78 164 180 188 204 290 308 330 344 354 368	-990251727414
STPT(10)	993286082191148951	0 2 6 8 18 20 30 32 36 38	-753625380432
SPT(16)	993286418253643363	0 40 136 148 150 196 210 220 264 274 288 334 336 348 444 484	-417562886020
SPT(16)	993286570819655923	0 24 76 96 130 144 166 174 220 228 250 264 298 318 370 394	-264996873460
STPT(10)	993286957132393109	0 2 18 20 30 32 42 44 60 62	121315863726
SPT(16)	993287012103984511	0 6 16 40 42 96 132 160 168 196 232 286 288 312 322 328	176287455128
STPT(10)	993287389439953709	0 2 48 50 90 92 132 134 180 182	553623424326
SPT(16)	993287778021891991	0 48 60 88 90 112 130 160 168 198 216 238 240 268 280 328	942205362608
STPT(10)	993287788097876147	0 2 30 32 60 62 90 92 120 122	952281346764