Prime p₀= 2121956797012577687 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 42 12 66 2 12 18 18 76 18 18 12 2 66 12 42 (?)
a_n: 0 42 54 120 122 134 152 170 246 264 282 294 296 362 374 416
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: 416
Found by: suriv
db: batch=80, k=16, 42 12 66 2 12 18 18 76

STPT(10)	2121954787412698877	0 2 60 62 72 74 84 86 144 146	-2009599878810
STPT(10)	2121954802128467387	0 2 54 56 72 74 90 92 144 146	-1994884110300
SPT(16)	2121954857865108593	0 66 74 90 120 176 218 230 264 276 318 374 404 420 428 494	-1939147469094
SPT(16)	2121955863335251379	0 30 44 60 90 98 102 132 140 170 174 182 212 228 242 272	-933677326308
SPT(16)	2121956067845580227	0 6 24 32 42 84 86 92 114 120 122 164 174 182 200 206	-729166997460
SPT(16)	2121956275406881369	0 78 112 148 162 178 180 190 240 250 252 268 282 318 352 430	-521605696318
STPT(10)	2121957161777265191	0 2 36 38 78 80 120 122 156 158	364764687504
STPT(10)	2121957165372557309	0 2 18 20 30 32 42 44 60 62	368359979622
SPT(16)	2121957433542443579	0 8 54 62 84 92 110 120 122 132 150 158 180 188 234 242	636529865892
STPT(10)	2121957564333907841	0 2 30 32 78 80 126 128 156 158	767321330154
SPT(16)	2121957950781622363	0 40 70 114 124 156 168 186 208 226 238 270 280 324 354 394	1153769044676