Prime p₀= 2264259507501198923 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 50 10 14 4 48 14 16 14 4 14 16 14 48 4 14 10 50 (?)
a_n: 0 50 60 74 78 126 140 156 170 174 188 204 218 266 270 284 294 344
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: 344
Found by: JayPi
db: batch=81, k=18, 50 10 14 4 48 14 16 14 4

SPT(16)	2264257055468437637	0 14 32 60 116 144 164 170 186 192 212 240 296 324 342 356	-2452032761286
SPT(16)	2264257307026537633	0 16 54 160 174 178 196 210 394 408 426 430 444 550 588 604	-2200474661290
TPT(14)	2264257607823918569	0 2 18 20 102 104 120 122 198 200 252 254 330 332	-1899677280354
STPT(10)	2264257692990047939	0 2 30 32 60 62 90 92 120 122	-1814511150984
SPT(16)	2264258597221880591	0 8 72 78 92 122 132 140 330 338 348 378 392 398 462 470	-910279318332
STPT(10)	2264258831644942787	0 2 12 14 72 74 132 134 144 146	-675856256136
SPT(16)	2264259644142999611	0 42 72 86 98 110 132 138 140 146 168 180 192 206 236 278	136641800688
SPT(16)	2264259735225888151	0 22 58 78 126 136 162 178 180 196 222 232 280 300 336 358	227724689228
SPT(16)	2264259765760897979	0 2 18 60 68 90 114 128 324 338 362 384 392 434 450 452	258259699056
STPT(10)	2264259942635244311	0 2 6 8 18 20 30 32 36 38	435134045388
SPT(18)	2264260098115838429	0 38 80 92 98 158 162 182 188 204 210 230 234 294 300 312 354 392	590614639506