Prime p₀= 2666623741126486289 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 24 14 6 90 10 48 8 24 4 24 8 48 10 90 6 14 24 (?)
a_n: 0 24 38 44 134 144 192 200 224 228 252 260 308 318 408 414 428 452
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: 452
Found by: RFGuy_KCCO
db: batch=82, k=18, 24 14 6 90 10 48 8 24 4

SPT(16)	2666623205252008789	0 12 40 48 72 112 118 124 198 204 210 250 274 282 310 322	-535874477500
STPT(10)	2666623277953727537	0 2 30 32 42 44 54 56 84 86	-463172758752
STPT(10)	2666623290307275119	0 2 18 20 30 32 42 44 60 62	-450819211170
STPT(10)	2666623617442586687	0 2 12 14 42 44 72 74 84 86	-123683899602
SPT(16)	2666623631823896671	0 10 12 16 36 42 58 72 76 90 106 112 132 136 138 148	-109302589618
SPT(16)	2666623634803936799	0 32 38 54 60 68 90 144 188 242 264 272 278 294 300 332	-106322549490
TPT(14)	2666623835716616471	0 2 36 38 78 80 90 92 180 182 210 212 300 302	94590130182
SPT(16)	2666623847338024501	0 22 78 88 118 130 142 160 168 186 198 210 240 250 306 328	106211538212
STPT(10)	2666623910342467247	0 2 30 32 42 44 54 56 84 86	169215980958
STPT(10)	2666624378678007929	0 2 18 20 30 32 42 44 60 62	637551521640
SPT(16)	2666624581898508727	0 6 46 90 100 114 214 256 390 432 532 546 556 600 640 646	840772022438