Prime p₀= 1104509060420294323 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 4 12 44 4 14 70 42 20 6 22 6 20 42 70 14 4 44 12 4 (?)
a_n: 0 4 16 60 64 78 148 190 210 216 238 244 264 306 376 390 394 438 450 454
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: 454
derived by truncating larger tuple
Found by: Theadalus
db: batch=76, k=20, 4 12 44 4 14 70 42 20 6 22

STPT(10)	1104508464143998577	0 2 42 44 72 74 102 104 144 146	-596276295746
SPT(16)	1104508692551276993	0 50 80 96 110 114 138 170 234 266 290 294 308 324 354 404	-367869017330
STPT(10)	1104508761578572319	0 2 12 14 30 32 48 50 60 62	-298841722004
STPT(10)	1104508787648904497	0 2 30 32 72 74 114 116 144 146	-272771389826
SPT(16)	1104508983073969763	0 80 86 104 110 138 140 168 236 264 266 294 300 318 324 404	-77346324560
SPT(22)	1104509060420294213	0 110 114 126 170 174 188 258 300 320 326 348 354 374 416 486 500 504 548 560 564 674	-110
STPT(10)	1104509606516027351	0 2 6 8 48 50 90 92 96 98	546095733028
STPT(10)	1104509662204043939	0 2 18 20 30 32 42 44 60 62	601783749616
STPT(10)	1104510498963476789	0 2 18 20 30 32 42 44 60 62	1438543182466
STPT(10)	1104510538915892651	0 2 6 8 48 50 90 92 96 98	1478495598328
SPT(16)	1104511155462092087	0 14 50 72 90 146 152 156 230 234 240 296 314 336 372 386	2095041797764
STPT(10)	1104511325354750627	0 2 12 14 42 44 72 74 84 86	2264934456304