Prime p₀= 3091318848066120043 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 36 4 14 6 18 6 4 36 26 36 4 6 18 6 14 4 36 (?)
a_n: 0 36 40 54 60 78 84 88 124 150 186 190 196 214 220 234 238 274
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: 274
Found by: UrsD
db: batch=83, k=18, 36 4 14 6 18 6 4 36 26

STPT(10)	3091317045035429459	0 2 18 20 30 32 42 44 60 62	-1803030690584
STPT(10)	3091317396327333317	0 2 42 44 72 74 102 104 144 146	-1451738786726
SPT(16)	3091317915997379183	0 8 14 30 56 84 104 120 134 150 170 198 224 240 246 254	-932068740860
SPT(16)	3091318038331238021	0 12 26 38 60 78 138 168 260 290 350 368 390 402 416 428	-809734882022
TPT(16)	3091318607780327621	0 2 6 8 156 158 210 212 228 230 270 272 306 308 366 368	-240285792422
SPT(16)	3091318832317091251	0 12 66 88 130 148 156 168 250 262 270 288 330 352 406 418	-15749028792
SPT(16)	3091319329439033129	0 8 30 84 108 114 120 138 164 182 188 194 218 272 294 302	481372913086
SPT(16)	3091319435990305111	0 16 28 60 78 88 102 142 216 256 270 280 298 330 342 358	587924185068
STPT(10)	3091319965349885177	0 2 30 32 42 44 54 56 84 86	1117283765134
SPT(16)	3091320047216505149	0 8 12 14 30 42 48 50 132 134 140 152 168 170 174 182	1199150385106
TPT(14)	3091320164075460047	0 2 84 86 120 122 150 152 174 176 234 236 420 422	1316009340004