Prime p₀= 3022839237040265921 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 6 42 2 30 10 18 18 20 64 20 18 18 10 30 2 42 6 (?)
a_n: 0 6 48 50 80 90 108 126 146 210 230 248 266 276 306 308 350 356
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: 356
Found by: JayPi
db: batch=82, k=18, 6 42 2 30 10 18 18 20 64

TPT(14)	3022837085868758267	0 2 72 74 132 134 180 182 270 272 282 284 300 302	-2151171507654
SPT(16)	3022837351466110247	0 14 20 66 86 104 116 174 182 240 252 270 290 336 342 356	-1885574155674
STPT(10)	3022838204205248447	0 2 42 44 72 74 102 104 144 146	-1032835017474
SPT(16)	3022838255558129011	0 42 48 58 150 198 232 262 306 336 370 418 510 520 526 568	-981482136910
TPT(14)	3022838626137153167	0 2 24 26 84 86 114 116 120 122 192 194 222 224	-610903112754
STPT(10)	3022838800276024151	0 2 36 38 78 80 120 122 156 158	-436764241770
SPT(16)	3022839327246484171	0 52 70 82 150 186 226 240 292 306 346 382 450 462 480 532	90206218250
STPT(10)	3022839846494547851	0 2 36 38 78 80 120 122 156 158	609454281930
SPT(16)	3022839857360264507	0 12 24 42 62 86 104 144 152 192 210 234 254 272 284 296	620319998586
SPT(18)	3022839880859579861	0 26 86 90 108 110 240 246 248 390 392 398 528 530 548 552 612 638	643819313940
STPT(10)	3022839959704011647	0 2 54 56 72 74 90 92 144 146	722663745726