Prime p₀= 2197762338688657813 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 10 14 40 2 84 10 26 18 82 18 26 10 84 2 40 14 10 (?)
a_n: 0 10 24 64 66 150 160 186 204 286 304 330 340 424 426 466 480 490
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: 490
Found by: Penguin
db: batch=81, k=18, 10 14 40 2 84 10 26 18 82

SPT(16)	2197761517356303007	0 4 6 30 72 82 102 126 160 184 204 214 256 280 282 286	-821332354806
SPT(16)	2197761528208291657	0 10 54 96 100 120 166 280 360 474 520 540 544 586 630 640	-810480366156
STPT(10)	2197761531350732531	0 2 30 32 60 62 90 92 120 122	-807337925282
SPT(16)	2197761824721806071	0 28 42 82 100 102 108 112 126 130 136 138 156 196 210 238	-513966851742
STPT(10)	2197762004244424757	0 2 42 44 72 74 102 104 144 146	-334444233056
SPT(16)	2197762261246058179	0 4 40 58 72 100 192 228 274 310 402 430 444 462 498 502	-77442599634
SPT(16)	2197762513451745161	0 6 32 36 50 122 126 150 158 182 186 258 272 276 302 308	174763087348
SPT(16)	2197762706502111029	0 8 50 54 72 150 164 180 182 198 212 290 308 312 354 362	367813453216
SPT(16)	2197763296863332521	0 16 36 42 78 112 120 130 138 148 156 190 226 232 252 268	958174674708
SPT(16)	2197763413489761277	0 40 54 66 70 76 90 96 130 136 150 156 160 172 186 226	1074801103464
SPT(16)	2197763720879108929	0 30 88 114 150 228 270 354 358 442 484 562 598 624 682 712	1382190451116