Prime p₀= 2121982975804314929 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 20 18 24 18 72 6 24 46 24 6 72 18 24 18 20 (?)
a_n: 0 20 38 62 80 152 158 182 228 252 258 330 348 372 390 410
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: 410
Found by: ChUcK
db: batch=80, k=16, 20 18 24 18 72 6 24 46

STPT(10)	2121981788026285481	0 2 6 8 18 20 30 32 36 38	-1187778029448
STPT(10)	2121982133612891507	0 2 42 44 72 74 102 104 144 146	-842191423422
SPT(16)	2121982406191231841	0 48 56 78 102 158 176 180 188 192 210 266 290 312 320 368	-569613083088
SPT(16)	2121982473675903287	0 14 36 56 66 114 122 150 176 204 212 260 270 290 312 326	-502128411642
SPT(16)	2121982480037620469	0 24 80 114 132 140 162 230 234 302 324 332 350 384 440 464	-495766694460
SPT(16)	2121982654886571601	0 28 108 126 192 202 232 258 280 306 336 346 412 430 510 538	-320917743328
SPT(16)	2121983089379186591	0 18 20 26 42 50 60 68 90 98 108 116 132 138 140 158	113574871662
SPT(16)	2121983327121930257	0 6 42 74 122 140 146 200 216 270 276 294 342 374 410 416	351317615328
SPT(16)	2121983404694545577	0 12 50 80 84 92 104 132 224 252 264 272 276 306 344 356	428890230648
SPT(16)	2121983552275325237	0 2 6 20 24 30 32 44 102 114 116 122 126 140 144 146	576471010308
SPT(16)	2121983687541703333	0 10 46 60 64 84 106 130 144 168 190 210 214 228 264 274	711737388404