Prime p₀= 1269878221286749499 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 24 74 24 28 14 30 6 4 18 8 18 4 6 30 14 28 24 74 24 (?)
a_n: 0 24 98 122 150 164 194 200 204 222 230 248 252 258 288 302 330 354 428 452
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: 452
derived by truncating larger tuple
Found by: Megacruncher
db: batch=77, k=20, 24 74 24 28 14 30 6 4 18 8

STPT(10)	1269876639053358407	0 2 30 32 42 44 54 56 84 86	-1582233391092
SPT(16)	1269876639690992237	0 24 62 170 176 186 354 380 456 482 650 660 666 774 812 836	-1581595757262
STPT(10)	1269877040874805577	0 2 30 32 42 44 54 56 84 86	-1180411943922
STPT(10)	1269877252806114647	0 2 90 92 102 104 114 116 204 206	-968480634852
TPT(14)	1269877999453515539	0 2 48 50 150 152 162 164 258 260 330 332 432 434	-221833233960
SPT(22)	1269878221286749489	0 10 34 108 132 160 174 204 210 214 232 240 258 262 268 298 312 340 364 438 462 472	-10
STPT(10)	1269878479994201447	0 2 30 32 42 44 54 56 84 86	258707451948
STPT(10)	1269878697625790867	0 2 24 26 42 44 60 62 84 86	476339041368
STPT(10)	1269878990226562907	0 2 90 92 102 104 114 116 204 206	768939813408
SPT(16)	1269879079503031867	0 36 60 70 90 100 156 172 174 190 246 256 276 286 310 346	858216282368
STPT(10)	1269879097903169771	0 2 78 80 108 110 138 140 216 218	876616420272
SPT(16)	1269879670359928777	0 22 30 42 52 64 94 112 114 132 162 174 184 196 204 226	1449073179278