Prime p₀= 2255949720299304373 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 36 18 6 24 30 6 6 30 24 6 18 36 (?)
a_n: 0 36 54 60 84 114 120 126 156 180 186 204 240
All 13 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 240
Found by: JayPi
db: batch=81, k=13, 36 18 6 24 30 6

SPT(13)	2255947913135652779	0 24 30 150 180 192 222 252 264 294 414 420 444	-1807163651594
SPT(16)	2255948142530143253	0 14 36 48 80 90 114 126 218 230 254 264 296 308 330 344	-1577769161120
SPT(16)	2255948188820666111	0 50 72 116 140 146 168 182 276 290 312 318 342 386 408 458	-1531478638262
STPT(10)	2255948240430487787	0 2 30 32 60 62 90 92 120 122	-1479868816586
STPT(12)	2255949175086699551	0 2 18 20 60 62 96 98 138 140 156 158	-545212604822
SPT(16)	2255949615344389183	0 6 48 60 70 108 118 136 150 168 178 216 226 238 280 286	-104954915190
SPT(18)	2255949842992079489	0 8 38 50 68 80 90 104 110 162 168 182 192 204 222 234 264 272	122692775116
STPT(10)	2255949910621138349	0 2 48 50 60 62 72 74 120 122	190321833976
STPT(10)	2255949967494040721	0 2 36 38 78 80 120 122 156 158	247194736348
STPT(10)	2255950356741840347	0 2 30 32 42 44 54 56 84 86	636442535974
SPT(16)	2255950626741471061	0 22 30 42 100 120 142 166 402 426 448 468 526 538 546 568	906442166688