Prime p₀= 2116143604770551581 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 18 40 8 4 18 20 28 26 28 20 18 4 8 40 18 (?)
a_n: 0 18 58 66 70 88 108 136 162 190 210 228 232 240 280 298
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: 298
Found by: ChUcK
db: batch=80, k=16, 18 40 8 4 18 20 28 26

STPT(10)	2116142015283697517	0 2 30 32 42 44 54 56 84 86	-1589486854064
SPT(16)	2116142017939883677	0 16 76 90 102 126 142 186 286 330 346 370 382 396 456 472	-1586830667904
SPT(16)	2116142023897092077	0 6 24 60 74 96 122 150 176 204 230 252 266 302 320 326	-1580873459504
SPT(16)	2116142712198390719	0 2 12 30 54 60 74 132 152 210 224 230 254 272 282 284	-892572160862
SPT(16)	2116143393312380209	0 12 40 42 72 88 100 130 162 192 204 220 250 252 280 292	-211458171372
SPT(16)	2116143471265835953	0 6 30 88 90 100 106 190 264 348 354 364 366 424 448 454	-133504715628
STPT(10)	2116143923325379271	0 2 30 32 78 80 126 128 156 158	318554827690
STPT(10)	2116144112068454729	0 2 18 20 30 32 42 44 60 62	507297903148
STPT(10)	2116144204589048981	0 2 6 8 48 50 90 92 96 98	599818497400
SPT(16)	2116144424326080019	0 4 138 160 238 268 288 300 322 334 354 384 462 484 618 622	819555528438
SPT(16)	2116144563617893229	0 12 18 68 78 80 84 110 192 218 222 224 234 284 290 302	958847341648