Prime p₀= 2133562770307848497 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 30 42 42 32 60 18 6 16 6 2 6 16 6 18 60 32 42 42 30 (?)
a_n: 0 30 72 114 146 206 224 230 246 252 254 260 276 282 300 360 392 434 476 506
All 20 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 506
Found by: matsu_pl
db: batch=80, k=20, 30 42 42 32 60 18 6 16 6 2

STPT(10)	2133561021235360049	0 2 12 14 90 92 168 170 180 182	-1749072488448
SPT(16)	2133561544258355479	0 28 42 48 78 90 94 130 192 228 232 244 274 280 294 322	-1226049493018
SPT(16)	2133561635861432069	0 2 60 62 132 182 194 200 264 270 282 332 402 404 462 464	-1134446416428
SPT(16)	2133562191880010063	0 8 78 90 116 144 174 176 228 230 260 288 314 326 396 404	-578427838434
SPT(16)	2133562283671355791	0 22 30 36 42 70 88 108 190 210 228 256 262 268 276 298	-486636492706
TPT(14)	2133562700610970901	0 2 60 62 96 98 138 140 156 158 186 188 198 200	-69696877596
STPT(10)	2133562957459182617	0 2 30 32 42 44 54 56 84 86	187151334120
SPT(16)	2133563437117818053	0 36 50 66 84 126 138 150 164 176 188 230 248 264 278 314	666809969556
STPT(10)	2133563671128035759	0 2 18 20 30 32 42 44 60 62	900820187262
SPT(16)	2133563686260776801	0 12 20 42 78 92 96 98 120 122 126 140 176 198 206 218	915952928304
STPT(10)	2133564502671173567	0 2 30 32 72 74 114 116 144 146	1732363325070