Prime p₀= 1124849900522267041 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 28 20 42 36 6 24 12 54 4 54 12 24 6 36 42 20 28 (?)
a_n: 0 28 48 90 126 132 156 168 222 226 280 292 316 322 358 400 420 448
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: 448
Found by: crashtech
db: batch=76, k=18, 28 20 42 36 6 24 12 54 4

SPT(16)	1124849092095789773	0 20 44 48 128 174 188 240 284 336 350 396 476 480 504 524	-808426477268
SPT(16)	1124849108401102613	0 6 8 48 78 86 138 146 168 176 228 236 266 306 308 314	-792121164428
STPT(10)	1124849160147588059	0 2 18 20 30 32 42 44 60 62	-740374678982
SPT(16)	1124849168307191947	0 6 42 46 64 72 76 132 154 210 214 222 240 244 280 286	-732215075094
SPT(16)	1124849253383563663	0 46 54 88 120 138 168 216 328 376 406 424 456 490 498 544	-647138703378
SPT(16)	1124849605135755413	0 36 50 68 74 146 176 180 224 228 258 330 336 354 368 404	-295386511628
SPT(16)	1124850043407555331	0 6 12 18 58 70 118 132 136 150 198 210 250 256 262 268	142885288290
SPT(18)	1124850086585746973	0 8 14 30 36 48 50 60 138 176 254 264 266 278 284 300 306 314	186063479932
SPT(16)	1124850303787324921	0 48 70 78 112 132 178 202 318 342 388 408 442 450 472 520	403265057880
TPT(14)	1124850541303348721	0 2 30 32 96 98 108 110 120 122 156 158 198 200	640781081680
SPT(16)	1124850782833090967	0 24 92 96 114 140 156 192 224 260 276 302 320 324 392 416	882310823926