Prime p₀= 2201109947407390291 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 18 12 108 12 30 30 30 30 12 108 12 18 (?)
a_n: 0 18 30 138 150 180 210 240 270 282 390 402 420
All 13 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 420
Found by: JayPi
db: batch=81, k=13, 18 12 108 12 30 30

SPT(16)	2201109102436986509	0 8 42 144 158 192 230 284 318 372 410 444 458 560 594 602	-844970403782
SPT(16)	2201109223604383283	0 14 20 50 60 78 86 146 228 288 296 314 324 354 360 374	-723803007008
STPT(10)	2201109621859351937	0 2 24 26 42 44 60 62 84 86	-325548038354
SPT(16)	2201109886767667151	0 6 12 78 90 92 132 182 216 266 306 308 320 386 392 398	-60639723140
STPT(10)	2201109904567364699	0 2 18 20 30 32 42 44 60 62	-42840025592
STPT(10)	2201109912800496167	0 2 30 32 42 44 54 56 84 86	-34606894124
SPT(16)	2201110084724410891	0 28 58 76 82 96 120 148 210 238 262 276 282 300 330 358	137317020600
STPT(10)	2201110975631436731	0 2 30 32 78 80 126 128 156 158	1028224046440
SPT(16)	2201111036297775991	0 28 46 78 132 186 228 232 396 400 442 496 550 582 600 628	1088890385700
TPT(14)	2201111484201270281	0 2 18 20 90 92 156 158 198 200 240 242 258 260	1536793879990
SPT(16)	2201111886956559331	0 10 16 30 42 52 82 100 138 156 186 196 208 222 228 238	1939549169040