Prime p₀= 2909492672388173857 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 130 20 6 36 34 30 14 6 10 6 14 30 34 36 6 20 130 (?)
a_n: 0 130 150 156 192 226 256 270 276 286 292 306 336 370 406 412 432 562
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: 562
Found by: Orange Kid
db: batch=82, k=18, 130 20 6 36 34 30 14 6 10

SPT(16)	2909491424837901193	0 64 66 76 78 114 118 136 138 156 160 196 198 208 210 274	-1247550272664
STPT(10)	2909491495635011471	0 2 30 32 60 62 90 92 120 122	-1176753162386
TPT(14)	2909491793968988279	0 2 30 32 78 80 102 104 162 164 210 212 228 230	-878419185578
SPT(16)	2909491965117937483	0 84 160 186 208 250 256 364 390 498 504 546 568 594 670 754	-707270236374
STPT(10)	2909492253051248867	0 2 30 32 72 74 114 116 144 146	-419336924990
TPT(14)	2909492623812501821	0 2 48 50 66 68 96 98 108 110 150 152 180 182	-48575672036
TPT(14)	2909492878293006767	0 2 54 56 84 86 114 116 150 152 192 194 282 284	205904832910
STPT(10)	2909492934814630907	0 2 30 32 42 44 54 56 84 86	262426457050
TPT(14)	2909493018873090029	0 2 48 50 72 74 90 92 198 200 240 242 252 254	346484916172
SPT(16)	2909493036477267137	0 6 30 44 50 60 74 102 104 132 146 156 162 176 200 206	364089093280
TPT(14)	2909493626853744899	0 2 12 14 78 80 90 92 132 134 150 152 222 224	954465571042