Prime p₀= 803899621739905247 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 14 72 54 16 6 32 10 8 28 86 28 8 10 32 6 16 54 72 14 (?)
a_n: 0 14 86 140 156 162 194 204 212 240 326 354 362 372 404 410 426 480 552 566
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: 566
derived by truncating larger tuple
Found by: jozef j
db: batch=73, k=20, 14 72 54 16 6 32 10 8 28 86

TPT(14)	803899184017628117	0 2 42 44 84 86 144 146 180 182 210 212 222 224	-437722277130
SPT(16)	803899218112180081	0 6 16 22 82 100 118 168 190 240 258 276 336 342 352 358	-403627725166
STPT(10)	803899303484147711	0 2 36 38 78 80 120 122 156 158	-318255757536
SPT(16)	803899408518659069	0 18 138 144 168 264 290 368 480 558 584 680 704 710 830 848	-213221246178
STPT(10)	803899537556558489	0 2 12 14 90 92 168 170 180 182	-84183346758
SPT(22)	803899621739905231	0 16 30 102 156 172 178 210 220 228 256 342 370 378 388 420 426 442 496 568 582 598	-16
STPT(10)	803899702970793227	0 2 30 32 42 44 54 56 84 86	81230887980
STPT(10)	803899794318654767	0 2 24 26 42 44 60 62 84 86	172578749520
STPT(10)	803899894889323259	0 2 18 20 30 32 42 44 60 62	273149418012
STPT(10)	803900065482196559	0 2 30 32 60 62 90 92 120 122	443742291312
STPT(10)	803900153959465229	0 2 18 20 30 32 42 44 60 62	532219559982
SPT(16)	803900279187847967	0 6 42 60 86 90 126 144 152 170 206 210 236 254 290 296	657447942720