Prime p₀= 2221650615845984111 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 6 2 52 18 18 2 12 16 12 2 18 18 52 2 6 (?)
a_n: 0 6 8 60 78 96 98 110 126 138 140 158 176 228 230 236
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: 236
Found by: JayPi
db: batch=81, k=16, 6 2 52 18 18 2 12 16

SPT(16)	2221648508789372417	0 14 20 54 56 80 96 146 150 200 216 240 242 276 282 296	-2107056611694
STPT(10)	2221648811236087559	0 2 18 20 30 32 42 44 60 62	-1804609896552
STPT(10)	2221649376821170997	0 2 30 32 42 44 54 56 84 86	-1239024813114
SPT(16)	2221649704688910941	0 8 12 96 98 102 110 168 170 228 236 240 242 326 330 338	-911157073170
SPT(16)	2221649765665497953	0 38 44 48 78 80 114 140 198 224 258 260 290 294 300 338	-850180486158
SPT(16)	2221650190591786991	0 26 86 98 116 138 192 218 270 296 350 372 390 402 462 488	-425254197120
SPT(16)	2221650629260118051	0 50 62 66 78 98 132 150 188 206 240 260 272 276 288 338	13414133940
SPT(18)	2221650918513515861	0 8 42 60 86 92 180 198 228 260 290 308 396 402 428 446 480 488	302667531750
STPT(10)	2221651044949852247	0 2 30 32 42 44 54 56 84 86	429103868136
SPT(16)	2221651449184693387	0 4 24 36 46 154 186 190 276 280 312 420 430 442 462 466	833338709276
TPT(14)	2221651466506448441	0 2 48 50 78 80 90 92 168 170 330 332 390 392	850660464330