Prime p₀= 1961505607353668639 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 8 12 72 10 50 30 18 42 16 56 16 42 18 30 50 10 72 12 8 (?)
a_n: 0 8 20 92 102 152 182 200 242 258 314 330 372 390 420 470 480 552 564 572
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: 572
derived by truncating larger tuple
Found by: suriv
db: batch=80, k=20, 8 12 72 10 50 30 18 42 16 56

STPT(10)	1961504524137500891	0 2 6 8 48 50 90 92 96 98	-1083216167748
STPT(10)	1961504657736115937	0 2 30 32 42 44 54 56 84 86	-949617552702
TPT(14)	1961504689209726251	0 2 90 92 120 122 126 128 138 140 216 218 318 320	-918143942388
STPT(12)	1961505161700508469	0 2 12 14 42 44 48 50 78 80 90 92	-445653160170
STPT(10)	1961505347984860121	0 2 66 68 138 140 210 212 276 278	-259368808518
SPT(22)	1961505607353668573	0 66 74 86 158 168 218 248 266 308 324 380 396 438 456 486 536 546 618 630 638 704	-66
TPT(14)	1961505659226775967	0 2 54 56 60 62 180 182 222 224 282 284 324 326	51873107328
STPT(10)	1961505883620738977	0 2 30 32 42 44 54 56 84 86	276267070338
SPT(16)	1961507247585226259	0 14 42 74 80 92 120 164 228 272 300 312 318 350 378 392	1640231557620
STPT(10)	1961507522264147069	0 2 18 20 60 62 102 104 120 122	1914910478430
STPT(10)	1961507632986003407	0 2 30 32 42 44 54 56 84 86	2025632334768
STPT(10)	1961507902163582789	0 2 30 32 120 122 210 212 240 242	2294809914150