Prime p₀= 2421692853317700817 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 10 14 6 10 14 6 6 16 2 16 6 6 14 10 6 14 10 (?)
a_n: 0 10 24 30 40 54 60 66 82 84 100 106 112 126 136 142 156 166
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: 166
Found by: JayPi
db: batch=82, k=18, 10 14 6 10 14 6 6 16 2

SPT(16)	2421691650863668591	0 6 18 22 30 42 46 78 100 132 136 148 156 160 172 178	-1202454032226
STPT(10)	2421691903095851567	0 2 30 32 42 44 54 56 84 86	-950221849250
SPT(16)	2421692118450431791	0 6 40 82 96 118 130 132 136 138 150 172 186 228 262 268	-734867269026
SPT(16)	2421692268348207601	0 22 48 66 90 102 112 118 120 126 136 148 172 190 216 238	-584969493216
SPT(16)	2421692657774164063	0 16 94 126 136 148 156 178 216 238 246 258 268 300 378 394	-195543536754
SPT(16)	2421692745260641381	0 22 42 58 70 72 96 130 138 172 196 198 210 226 246 268	-108057059436
SPT(16)	2421692895026579231	0 30 32 38 72 96 126 140 168 182 212 236 270 276 278 308	41708878414
TPT(14)	2421693300903734651	0 2 6 8 48 50 78 80 288 290 390 392 456 458	447586033834
SPT(16)	2421694001203215397	0 60 84 94 112 126 136 184 282 330 340 354 372 382 406 466	1147885514580
STPT(10)	2421694272725061149	0 2 48 50 90 92 132 134 180 182	1419407360332
SPT(16)	2421694340055099871	0 46 48 58 82 100 112 130 138 156 168 186 210 220 222 268	1486737399054