Prime p₀= 2109814748921715221 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 2 16 54 8 30 40 18 14 18 40 30 8 54 16 2 (?)
a_n: 0 2 18 72 80 110 150 168 182 200 240 270 278 332 348 350
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: 350
Found by: suriv
db: batch=80, k=16, 2 16 54 8 30 40 18 14

SPT(16)	2109813463847884799	0 14 102 134 144 158 170 254 258 342 354 368 378 410 498 512	-1285073830422
STPT(10)	2109813838175878181	0 2 6 8 48 50 90 92 96 98	-910745837040
SPT(16)	2109814139344305193	0 88 100 216 228 238 276 346 360 430 468 478 490 606 618 706	-609577410028
SPT(16)	2109814141218773191	0 70 126 132 166 208 222 228 250 256 270 312 346 352 408 478	-607702942030
SPT(16)	2109814197359534803	0 64 88 124 144 156 168 210 244 286 298 310 330 366 390 454	-551562180418
SPT(16)	2109814592354186243	0 8 14 36 80 126 138 158 186 206 218 264 308 330 336 344	-156567528978
SPT(16)	2109814849452046189	0 60 90 148 168 172 232 244 258 270 330 334 354 412 442 502	100530330968
STPT(10)	2109814893652419827	0 2 30 32 42 44 54 56 84 86	144730704606
SPT(16)	2109815059357469551	0 10 28 48 58 90 106 162 196 252 268 300 310 330 348 358	310435754330
TPT(14)	2109815212431250109	0 2 30 32 60 62 102 104 132 134 198 200 210 212	463509534888
STPT(10)	2109815215289032967	0 2 60 62 72 74 84 86 144 146	466367317746