Prime p₀= 1449912464076586331 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 20 18 18 10 56 34 14 28 8 16 8 28 14 34 56 10 18 18 20 (?)
a_n: 0 20 38 56 66 122 156 170 198 206 222 230 258 272 306 362 372 390 408 428
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: 428
Found by: vinn@[CNT]
db: batch=78, k=20, 20 18 18 10 56 34 14 28 8 16

SPT(16)	1449910713316154279	0 78 98 114 128 158 170 180 182 192 204 234 248 264 284 362	-1750760432052
STPT(10)	1449911039324369261	0 2 6 8 48 50 90 92 96 98	-1424752217070
STPT(10)	1449911421328647377	0 2 42 44 72 74 102 104 144 146	-1042747938954
STPT(10)	1449911421366540887	0 2 30 32 42 44 54 56 84 86	-1042710045444
STPT(10)	1449911513797930361	0 2 6 8 48 50 90 92 96 98	-950278655970
TPT(14)	1449911614258485269	0 2 78 80 138 140 300 302 342 344 390 392 420 422	-849818101062
STPT(10)	1449913000430284937	0 2 30 32 42 44 54 56 84 86	536353698606
SPT(16)	1449913091505282583	0 36 54 78 106 144 180 190 264 274 310 348 376 400 418 454	627428696252
SPT(16)	1449913874439292597	0 96 102 132 136 156 184 214 222 252 280 300 304 334 340 436	1410362706266
SPT(16)	1449913881649114303	0 34 78 88 90 120 144 274 324 454 478 508 510 520 564 598	1417572527972
SPT(16)	1449913885846280209	0 4 10 18 24 90 132 148 174 190 232 298 304 312 318 322	1421769693878