Prime p₀= 1996333470503110087 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 12 82 32 4 30 32 30 28 56 28 30 32 30 4 32 82 12 (?)
a_n: 0 12 94 126 130 160 192 222 250 306 334 364 396 426 430 462 544 556
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 556
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=18, 12 82 32 4 30 32 30 28 56

SPT(16)	1996331410293799213	0 60 70 120 154 174 214 220 270 276 316 336 370 420 430 490	-2060209310874
SPT(16)	1996331724416871707	0 26 54 62 74 90 104 186 230 312 326 342 354 362 390 416	-1746086238380
SPT(16)	1996331808621267127	0 10 30 52 54 64 124 156 190 222 282 292 294 316 336 346	-1661881842960
SPT(16)	1996332468644559373	0 18 28 30 48 58 124 130 138 144 210 220 238 240 250 268	-1001858550714
SPT(16)	1996332855102160951	0 10 28 48 82 88 96 112 186 202 210 216 250 270 288 298	-615400949136
STPT(10)	1996333385411924147	0 2 30 32 120 122 210 212 240 242	-85091185940
SPT(16)	1996333489683305603	0 74 80 84 98 108 110 138 146 174 176 186 200 204 210 284	19180195516
SPT(18)	1996333844368262759	0 20 48 98 120 128 182 188 210 302 324 330 384 392 414 464 492 512	373865152672
TPT(14)	1996333963967071037	0 2 24 26 72 74 204 206 210 212 234 236 240 242	493463960950
TPT(14)	1996334306050540661	0 2 6 8 36 38 60 62 126 128 216 218 228 230	835547430574
SPT(16)	1996334442242637389	0 12 48 62 92 102 114 132 140 158 170 180 210 224 260 272	971739527302