Prime p₀= 2347700239440703151 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 90 6 2 4 36 50 52 56 16 56 52 50 36 4 2 6 90 (?)
a_n: 0 90 96 98 102 138 188 240 296 312 368 420 470 506 510 512 518 608
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: 608
Found by: JayPi
db: batch=81, k=18, 90 6 2 4 36 50 52 56 16

STPT(10)	2347698765348269477	0 2 42 44 72 74 102 104 144 146	-1474092433674
STPT(10)	2347699059891496679	0 2 18 20 30 32 42 44 60 62	-1179549206472
STPT(10)	2347699633825085777	0 2 30 32 42 44 54 56 84 86	-605615617374
SPT(16)	2347699688564615843	0 6 8 24 38 54 56 66 68 78 80 96 110 126 128 134	-550876087308
SPT(16)	2347699786230643123	0 4 48 60 66 70 88 108 136 156 174 178 184 196 240 244	-453210060028
STPT(10)	2347699826325909239	0 2 30 32 60 62 90 92 120 122	-413114793912
STPT(10)	2347700381402405987	0 2 24 26 42 44 60 62 84 86	141961702836
SPT(16)	2347700383429738121	0 2 30 66 78 98 102 108 170 176 180 200 212 248 276 278	143989034970
SPT(16)	2347700465220611297	0 12 32 44 54 80 90 122 132 164 174 200 210 222 242 254	225779908146
SPT(16)	2347700497215257087	0 2 12 24 54 72 80 92 102 114 122 140 170 182 192 194	257774553936
SPT(16)	2347700501980937143	0 60 124 138 154 166 190 204 280 294 318 330 346 360 424 484	262540233992