Prime p₀= 1408766826528529007 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 12 48 6 8 18 48 4 36 2 22 2 36 4 48 18 8 6 48 12 (?)
a_n: 0 12 60 66 74 92 140 144 180 182 204 206 242 246 294 312 320 326 374 386
All 20 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 386
Found by: jozef j
db: batch=78, k=20, 12 48 6 8 18 48 4 36 2 22

STPT(10)	1408765757411466371	0 2 30 32 78 80 126 128 156 158	-1069117062636
SPT(16)	1408766431498084723	0 28 54 64 96 106 138 150 154 166 198 208 240 250 276 304	-395030444284
SPT(16)	1408766500276114361	0 20 26 42 78 98 126 152 156 182 210 230 266 282 288 308	-326252414646
SPT(16)	1408766527190962567	0 6 40 52 70 106 160 162 220 222 276 312 330 342 376 382	-299337566440
STPT(10)	1408766618772086009	0 2 18 20 60 62 102 104 120 122	-207756442998
TPT(14)	1408766705406074939	0 2 198 200 210 212 222 224 240 242 330 332 408 410	-121122454068
TPT(14)	1408766889643098257	0 2 30 32 42 44 54 56 282 284 294 296 354 356	63114569250
TPT(14)	1408767061446577199	0 2 12 14 48 50 252 254 300 302 330 332 468 470	234918048192
SPT(16)	1408767522526236517	0 16 40 82 112 166 184 186 190 192 210 264 294 336 360 376	695997707510
SPT(16)	1408767540973560029	0 20 30 62 78 92 98 132 170 204 210 224 240 272 282 302	714445031022
STPT(10)	1408767729764086817	0 2 30 32 72 74 114 116 144 146	903235557810