Prime p₀= 1286436116219203699 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 28 26 16 74 46 30 14 34 14 30 46 74 16 26 28 (?)
a_n: 0 28 54 70 144 190 220 234 268 282 312 358 432 448 474 502
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: 502
Found by: Cruncher Pete
db: batch=77, k=16, 28 26 16 74 46 30 14 34

STPT(10)	1286434947202951067	0 2 30 32 42 44 54 56 84 86	-1169016252632
SPT(16)	1286435032293258247	0 10 24 52 60 70 112 126 130 144 186 196 204 232 246 256	-1083925945452
STPT(10)	1286435380013120927	0 2 42 44 72 74 102 104 144 146	-736206082772
SPT(16)	1286435449808638133	0 8 54 120 158 188 258 264 350 356 426 456 494 560 606 614	-666410565566
SPT(16)	1286435474240949041	0 8 20 48 62 66 78 158 300 380 392 396 410 438 450 458	-641978254658
SPT(16)	1286436034026915971	0 8 20 56 62 68 78 96 122 140 150 156 162 198 210 218	-82192287728
SPT(16)	1286436345228465059	0 38 98 110 122 192 222 248 282 308 338 408 420 432 492 530	229009261360
SPT(16)	1286437037564282299	0 10 22 28 34 54 82 112 120 150 178 198 204 210 222 232	921345078600
STPT(10)	1286437040887556651	0 2 36 38 78 80 120 122 156 158	924668352952
STPT(10)	1286437200749094299	0 2 12 14 90 92 168 170 180 182	1084529890600
SPT(16)	1286437488540411593	0 8 18 24 44 74 78 114 170 206 210 240 260 266 276 284	1372321207894