Prime p₀= 2699588559212032987 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 16 30 98 76 14 46 6 24 20 24 6 46 14 76 98 30 16 (?)
a_n: 0 16 46 144 220 234 280 286 310 330 354 360 406 420 496 594 624 640
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: 640
Found by: JayPi
db: batch=82, k=18, 16 30 98 76 14 46 6 24 20

STPT(10)	2699587798022803739	0 2 18 20 30 32 42 44 60 62	-761189229248
STPT(10)	2699587887765600317	0 2 54 56 132 134 210 212 264 266	-671446432670
STPT(10)	2699587965588598499	0 2 48 50 60 62 72 74 120 122	-593623434488
STPT(10)	2699588066590038059	0 2 42 44 60 62 78 80 120 122	-492621994928
SPT(16)	2699588184699919861	0 36 46 82 90 108 112 138 160 186 190 208 216 252 262 298	-374512113126
SPT(16)	2699588533178775809	0 2 20 90 102 110 134 152 162 180 204 212 224 294 312 314	-26033257178
SPT(16)	2699588587403611873	0 36 54 76 100 106 118 120 124 126 138 144 168 190 208 244	28191578886
STPT(10)	2699589309068216861	0 2 6 8 18 20 30 32 36 38	749856183874
STPT(12)	2699589329433924041	0 2 30 32 156 158 240 242 366 368 396 398	770221891054
STPT(10)	2699590339275591257	0 2 12 14 42 44 72 74 84 86	1780063558270
SPT(16)	2699590389872524021	0 46 60 70 90 100 130 142 156 168 198 208 228 238 252 298	1830660491034