Prime p₀= 2217615562085651659 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 18 4 2 28 18 24 44 16 44 24 18 28 2 4 18 (?)
a_n: 0 18 22 24 52 70 94 138 154 198 222 240 268 270 274 292
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: 292
Found by: Penguin
db: batch=81, k=16, 18 4 2 28 18 24 44 16

STPT(10)	2217614688845461811	0 2 6 8 48 50 90 92 96 98	-873240189848
SPT(16)	2217614742121845211	0 88 106 148 160 168 210 216 400 406 448 456 468 510 528 616	-819963806448
STPT(10)	2217614776340955491	0 2 90 92 108 110 126 128 216 218	-785744696168
STPT(10)	2217614827517170691	0 2 30 32 78 80 126 128 156 158	-734568480968
STPT(10)	2217615141909704567	0 2 30 32 60 62 90 92 120 122	-420175947092
SPT(16)	2217615452359821247	0 4 12 42 52 70 82 94 132 144 156 174 184 214 222 226	-109725830412
SPT(16)	2217615646063544099	0 48 80 92 98 104 128 164 168 204 228 234 240 252 284 332	83977892440
SPT(16)	2217616105710143617	0 30 34 76 166 196 216 220 240 244 264 294 384 426 430 460	543624491958
SPT(16)	2217616121666869607	0 12 26 92 102 104 146 162 164 180 222 224 234 300 314 326	559581217948
STPT(12)	2217616224311382239	0 2 48 50 72 74 228 230 252 254 300 302	662225730580
SPT(16)	2217616347420573293	0 20 38 60 74 126 150 200 234 284 308 360 374 396 414 434	785334921634