Prime p₀= 1212871604305265389 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 4 20 10 38 6 34 6 26 6 34 6 38 10 20 4 (?)
a_n: 0 4 24 34 72 78 112 118 144 150 184 190 228 238 258 262
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 262
Found by: Theadalus
db: batch=77, k=16, 4 20 10 38 6 34 6 26

STPT(10)	1212870186636112001	0 2 6 8 48 50 90 92 96 98	-1417669153388
STPT(10)	1212870862697158331	0 2 6 8 18 20 30 32 36 38	-741608107058
STPT(10)	1212870992148534539	0 2 42 44 60 62 78 80 120 122	-612156730850
STPT(10)	1212870992222037647	0 2 30 32 72 74 114 116 144 146	-612083227742
SPT(16)	1212871132661793977	0 36 66 84 102 150 182 192 254 264 296 344 362 380 410 446	-471643471412
SPT(16)	1212871242344424457	0 12 22 42 64 84 114 142 144 172 202 222 244 264 274 286	-361960840932
STPT(10)	1212871937704823741	0 2 36 38 78 80 120 122 156 158	333399558352
SPT(16)	1212872042173691257	0 12 22 30 40 70 72 144 190 262 264 294 304 312 322 334	437868425868
SPT(16)	1212872168325278507	0 2 12 56 90 170 180 182 210 212 222 302 336 380 390 392	564020013118
STPT(10)	1212872242850773247	0 2 12 14 42 44 72 74 84 86	638545507858
SPT(16)	1212872331460775353	0 34 40 76 148 166 190 208 246 264 288 306 378 414 420 454	727155509964