Prime p₀= 3011938027992245621 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 78 44 4 26 16 2 18 10 32 10 18 2 16 26 4 44 78 (?)
a_n: 0 78 122 126 152 168 170 188 198 230 240 258 260 276 302 306 350 428
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: 428
Found by: fake
db: batch=82, k=18, 78 44 4 26 16 2 18 10 32

SPT(16)	3011936793202146317	0 14 30 36 56 60 92 146 210 264 296 300 320 326 342 356	-1234790099304
STPT(10)	3011936896298001557	0 2 30 32 72 74 114 116 144 146	-1131694244064
SPT(16)	3011937542700640937	0 32 62 74 122 144 162 182 252 272 290 312 360 372 402 434	-485291604684
SPT(16)	3011937620774973799	0 10 34 42 54 60 72 84 100 112 124 130 142 150 174 184	-407217271822
STPT(10)	3011937785169976499	0 2 12 14 90 92 168 170 180 182	-242822269122
SPT(16)	3011937965544578101	0 10 16 58 78 96 148 150 208 210 262 280 300 342 348 358	-62447667520
TPT(14)	3011938164499622999	0 2 12 14 60 62 90 92 102 104 222 224 252 254	136507377378
STPT(10)	3011938189730353727	0 2 30 32 42 44 54 56 84 86	161738108106
SPT(16)	3011938669234790461	0 36 40 46 88 96 108 118 138 148 160 168 210 216 220 256	641242544840
TPT(14)	3011938962240615287	0 2 24 26 84 86 114 116 270 272 282 284 312 314	934248369666
TPT(14)	3011939009583707249	0 2 102 104 138 140 168 170 210 212 222 224 252 254	981591461628