Prime p₀= 1989719753969300621 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 72 18 18 104 16 80 4 26 4 80 16 104 18 18 72 (?)
a_n: 0 72 90 108 212 228 308 312 338 342 422 438 542 560 578 650
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: 650
Found by: Daniel
db: batch=80, k=16, 72 18 18 104 16 80 4 26

SPT(16)	1989718848488749657	0 24 90 96 102 114 144 156 210 222 252 264 270 276 342 366	-905480550964
STPT(10)	1989719021000872877	0 2 60 62 72 74 84 86 144 146	-732968427744
STPT(12)	1989719116338335111	0 2 36 38 168 170 198 200 330 332 366 368	-637630965510
STPT(10)	1989719415113369921	0 2 36 38 78 80 120 122 156 158	-338855930700
SPT(16)	1989719467199395517	0 20 56 66 84 102 144 152 174 182 224 242 260 270 306 326	-286769905104
SPT(18)	1989719557389137713	0 24 46 60 94 96 126 130 150 154 174 178 208 210 244 258 280 304	-196580162908
SPT(16)	1989719820256408183	0 6 10 108 114 126 130 136 258 264 268 280 286 384 388 394	66287107562
STPT(10)	1989720050255638577	0 2 30 32 60 62 90 92 120 122	296286337956
STPT(10)	1989720350383306337	0 2 24 26 42 44 60 62 84 86	596414005716
SPT(16)	1989720527583952333	0 10 18 46 60 78 120 126 340 346 388 406 420 448 456 466	773614651712
SPT(16)	1989720555030066449	0 8 12 78 84 90 92 120 152 180 182 188 194 260 264 272	801060765828