Prime p₀= 2183316876902371619 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 2 48 4 14 10 50 40 12 32 12 40 50 10 14 4 48 2 (?)
a_n: 0 2 50 54 68 78 128 168 180 212 224 264 314 324 338 342 390 392
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: 392
Found by: [SG-FC] hl
db: batch=81, k=18, 2 48 4 14 10 50 40 12 32

SPT(16)	2183315923414961381	0 8 26 56 68 126 140 156 200 216 230 288 300 330 348 356	-953487410238
STPT(10)	2183316108390290297	0 2 12 14 72 74 132 134 144 146	-768512081322
SPT(16)	2183316169754934913	0 24 28 34 58 84 90 100 108 118 124 150 174 180 184 208	-707147436706
SPT(16)	2183316287463607297	0 22 60 82 84 130 226 232 354 360 456 502 504 526 564 586	-589438764322
STPT(12)	2183316492282171941	0 2 30 32 36 38 120 122 126 128 156 158	-384620199678
SPT(16)	2183316744442788431	0 2 8 50 78 80 110 122 126 138 168 170 198 240 246 248	-132459583188
SPT(16)	2183317080043589977	0 12 16 42 100 112 120 142 144 166 174 186 244 270 274 286	203141218358
STPT(10)	2183317281192689261	0 2 6 8 48 50 90 92 96 98	404290317642
STPT(10)	2183317307194896539	0 2 18 20 30 32 42 44 60 62	430292524920
STPT(10)	2183317572447985397	0 2 30 32 72 74 114 116 144 146	695545613778
TPT(14)	2183317608579829427	0 2 30 32 60 62 114 116 144 146 192 194 294 296	731677457808