Prime p₀= 2238781493437268471 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 18 48 24 8 48 4 20 58 20 4 48 8 24 48 18 (?)
a_n: 0 18 66 90 98 146 150 170 228 248 252 300 308 332 380 398
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: 398
Found by: JayPi
db: batch=81, k=16, 18 48 24 8 48 4 20 58

SPT(16)	2238779967130830793	0 28 106 118 126 154 168 196 258 286 300 328 336 348 426 454	-1526306437678
SPT(16)	2238780630108818693	0 14 20 56 86 128 140 150 164 174 186 228 258 294 300 314	-863328449778
STPT(10)	2238780636412347257	0 2 24 26 42 44 60 62 84 86	-857024921214
STPT(12)	2238780972725248277	0 2 30 32 42 44 132 134 144 146 174 176	-520712020194
SPT(16)	2238781355453819237	0 6 42 62 116 140 152 162 200 210 222 246 300 320 356 362	-137983449234
STPT(10)	2238781476761731007	0 2 30 32 42 44 54 56 84 86	-16675537464
STPT(10)	2238781721594045861	0 2 36 38 78 80 120 122 156 158	228156777390
SPT(16)	2238781838032581301	0 42 120 172 210 220 238 262 306 330 348 358 396 448 526 568	344595312830
SPT(16)	2238782498760622121	0 2 60 80 90 116 156 170 228 242 282 308 318 338 396 398	1005323353650
STPT(10)	2238782571905796281	0 2 78 80 138 140 198 200 276 278	1078468527810
STPT(10)	2238782605502215259	0 2 48 50 90 92 132 134 180 182	1112064946788