Prime p₀= 1438662296156702437 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 6 10 84 72 2 16 6 14 60 16 60 14 6 16 2 72 84 10 6 (?)
a_n: 0 6 16 100 172 174 190 196 210 270 286 346 360 366 382 384 456 540 550 556
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: 556
Found by: LCB001
db: batch=78, k=20, 6 10 84 72 2 16 6 14 60 16

STPT(10)	1438660684494131771	0 2 30 32 78 80 126 128 156 158	-1611662570666
SPT(16)	1438660729293996979	0 12 24 30 58 64 82 102 190 210 228 234 262 268 280 292	-1566862705458
SPT(16)	1438661759422863527	0 6 26 32 126 164 236 242 264 270 342 380 474 480 500 506	-536733838910
SPT(16)	1438661870651016367	0 52 54 70 114 130 144 154 240 250 264 280 324 340 342 394	-425505686070
STPT(10)	1438662127967789279	0 2 42 44 60 62 78 80 120 122	-168188913158
STPT(10)	1438662251737515401	0 2 36 38 78 80 120 122 156 158	-44419187036
STPT(10)	1438662333050284007	0 2 30 32 42 44 54 56 84 86	36893581570
STPT(10)	1438662364714843319	0 2 18 20 60 62 102 104 120 122	68558140882
STPT(10)	1438662495280267391	0 2 36 38 78 80 120 122 156 158	199123564954
SPT(16)	1438662883085910793	0 24 34 54 100 108 178 180 238 240 310 318 364 384 394 418	586929208356
TPT(14)	1438663085309173817	0 2 42 44 84 86 120 122 162 164 174 176 210 212	789152471380