Prime p₀= 1670803325804976211 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 30 30 30 96 12 30 30 12 96 30 30 30 (?)
a_n: 0 30 60 90 186 198 228 258 270 366 396 426 456
All 13 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 456
Found by: CoolAtchOk
db: batch=79, k=13, 30 30 30 96 12 30

STPT(10)	1670802395386931591	0 2 36 38 78 80 120 122 156 158	-930418044620
STPT(10)	1670802432916692611	0 2 6 8 48 50 90 92 96 98	-892888283600
SPT(16)	1670802864582861389	0 14 20 24 72 80 162 174 248 260 342 350 398 402 408 422	-461222114822
SPT(16)	1670803066023935329	0 12 30 48 100 162 178 180 220 222 238 300 352 370 388 400	-259781040882
STPT(10)	1670803123448765321	0 2 120 122 138 140 156 158 276 278	-202356210890
SPT(16)	1670803255837893973	0 24 46 54 66 76 78 94 120 136 138 148 160 168 190 214	-69967082238
SPT(16)	1670803366981044193	0 18 28 30 60 100 108 150 154 196 204 244 274 276 286 304	41176067982
SPT(16)	1670803667962441651	0 22 30 58 72 130 132 160 240 268 270 328 342 370 378 400	342157465440
SPT(16)	1670804194282612297	0 6 90 94 112 132 150 166 210 226 244 264 282 286 370 376	868477636086
STPT(10)	1670804630222248217	0 2 30 32 72 74 114 116 144 146	1304417272006
SPT(16)	1670804704118680679	0 8 38 68 84 90 164 194 234 264 338 344 360 390 420 428	1378313704468