Prime p₀= 2897475476201568319 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 12 6 22 12 18 8 6 4 56 4 6 8 18 12 22 6 12 (?)
a_n: 0 12 18 40 52 70 78 84 88 144 148 154 162 180 192 214 220 232
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: 232
Found by: [SG-FC] hl
db: batch=82, k=18, 12 6 22 12 18 8 6 4 56

STPT(10)	2897473900158254111	0 2 36 38 78 80 120 122 156 158	-1576043314208
SPT(16)	2897474241747729401	0 60 92 128 132 162 168 200 228 260 266 296 300 336 368 428	-1234453838918
SPT(16)	2897474511272265257	0 6 42 54 56 72 90 110 156 176 194 210 212 224 260 266	-964929303062
STPT(10)	2897474838525308939	0 2 18 20 30 32 42 44 60 62	-637676259380
TPT(14)	2897475050177917829	0 2 12 14 72 74 90 92 102 104 222 224 228 230	-426023650490
SPT(16)	2897475166111095373	0 46 48 84 88 130 136 144 160 168 174 216 220 256 258 304	-310090472946
SPT(16)	2897475604740339653	0 44 50 84 108 134 156 158 216 218 240 266 290 324 330 374	128538771334
SPT(16)	2897475818212270037	0 2 12 84 92 110 150 182 222 254 294 312 320 392 402 404	342010701718
STPT(10)	2897475884384920367	0 2 60 62 72 74 84 86 144 146	408183352048
STPT(10)	2897476093246996577	0 2 30 32 42 44 54 56 84 86	617045428258
STPT(10)	2897476106428329467	0 2 30 32 42 44 54 56 84 86	630226761148