Prime p₀= 980459830702760311 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 16 36 14 54 22 8 36 6 124 6 36 8 22 54 14 36 16 (?)
a_n: 0 16 52 66 120 142 150 186 192 316 322 358 366 388 442 456 492 508
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: 508
Found by: stoneageman
db: batch=76, k=18, 16 36 14 54 22 8 36 6 124

SPT(16)	980459084732035619	0 12 44 62 74 90 98 128 144 174 182 198 210 228 260 272	-745970724692
SPT(16)	980459175306649079	0 20 68 72 150 152 174 182 240 248 270 272 350 354 402 422	-655396111232
SPT(16)	980459315651805503	0 8 48 54 78 114 230 254 264 288 404 440 464 470 510 518	-515050954808
STPT(10)	980459378082037277	0 2 30 32 72 74 114 116 144 146	-452620723034
SPT(16)	980459499468212459	0 2 14 38 44 78 80 98 114 132 134 168 174 198 210 212	-331234547852
SPT(16)	980459796314251139	0 12 14 38 68 78 122 134 138 150 194 204 234 258 260 272	-34388509172
SPT(18)	980459851194521837	0 2 32 44 96 110 156 174 200 336 362 380 426 440 492 504 534 536	20491761526
SPT(16)	980459879655878351	0 2 20 60 66 80 92 108 140 156 168 182 188 228 246 248	48953118040
SPT(16)	980459916092046139	0 10 18 24 60 70 72 78 94 100 102 112 148 154 162 172	85389285828
STPT(10)	980460020157084749	0 2 42 44 60 62 78 80 120 122	189454324438
SPT(16)	980460286223554867	0 52 66 84 100 132 142 154 162 174 184 216 232 250 264 316	455520794556