Prime p₀= 2166702878661785999 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 38 16 110 4 2 12 10 128 10 12 2 4 110 16 38 (?)
a_n: 0 38 54 164 168 170 182 192 320 330 342 344 348 458 474 512
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 512
Found by: [SG-FC] hl
db: batch=81, k=16, 38 16 110 4 2 12 10 128

STPT(10)	2166700557842267141	0 2 30 32 78 80 126 128 156 158	-2320819518858
SPT(16)	2166700889016014011	0 6 58 70 90 96 138 150 166 178 220 226 246 258 310 316	-1989645771988
SPT(16)	2166701250825384733	0 120 124 166 214 234 264 274 276 286 316 336 384 426 430 550	-1627836401266
STPT(12)	2166701442950966807	0 2 30 32 54 56 90 92 114 116 144 146	-1435710819192
STPT(10)	2166701778106535741	0 2 30 32 78 80 126 128 156 158	-1100555250258
SPT(16)	2166702000635221747	0 10 34 40 64 90 112 120 136 144 166 192 216 222 246 256	-878026564252
STPT(10)	2166702966059583779	0 2 42 44 120 122 198 200 240 242	87397797780
SPT(16)	2166703355274637507	0 42 100 102 174 240 264 306 340 382 406 472 544 546 604 646	476612851508
SPT(16)	2166704483585026601	0 32 62 110 132 152 156 182 186 212 216 236 258 306 336 368	1604923240602
SPT(16)	2166704546147135971	0 42 58 82 100 106 118 148 300 330 342 348 366 390 406 448	1667485349972
SPT(16)	2166704672319318947	0 30 36 74 96 102 144 156 200 212 254 260 282 320 326 356	1793657532948