Prime p₀= 2699598980011424779 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 18 60 22 38 40 20 16 14 46 14 16 20 40 38 22 60 18 (?)
a_n: 0 18 78 100 138 178 198 214 228 274 288 304 324 364 402 424 484 502
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: 502
Found by: JayPi
db: batch=82, k=18, 18 60 22 38 40 20 16 14 46

TPT(14)	2699597840812821899	0 2 18 20 192 194 198 200 222 224 240 242 252 254	-1139198602880
STPT(10)	2699597867883294491	0 2 36 38 78 80 120 122 156 158	-1112128130288
STPT(10)	2699598299396736467	0 2 30 32 72 74 114 116 144 146	-680614688312
STPT(10)	2699598609360796901	0 2 6 8 18 20 30 32 36 38	-370650627878
SPT(16)	2699598808175714327	0 12 36 42 60 72 80 86 150 156 164 176 194 200 224 236	-171835710452
TPT(14)	2699598863641149011	0 2 78 80 90 92 120 122 168 170 216 218 258 260	-116370275768
TPT(14)	2699599012232709071	0 2 90 92 156 158 168 170 198 200 216 218 270 272	32221284292
SPT(16)	2699599035606458129	0 18 42 72 144 182 222 224 258 260 300 338 410 440 464 482	55595033350
STPT(10)	2699599163577473081	0 2 36 38 138 140 240 242 276 278	183566048302
SPT(16)	2699599729720751831	0 2 12 32 36 68 122 128 150 156 210 242 246 266 276 278	749709327052
STPT(10)	2699600319527434577	0 2 42 44 72 74 102 104 144 146	1339516009798