Prime p₀= 1100431989984342209 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 20 18 42 28 26 6 28 126 14 126 28 6 26 28 42 18 20 (?)
a_n: 0 20 38 80 108 134 140 168 294 308 434 462 468 494 522 564 582 602
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 602
Found by: Theadalus
db: batch=76, k=18, 20 18 42 28 26 6 28 126 14

TPT(14)	1100431383187282481	0 2 30 32 60 62 108 110 156 158 186 188 210 212	-606797059728
STPT(10)	1100431383187282511	0 2 30 32 78 80 126 128 156 158	-606797059698
STPT(10)	1100431444017574811	0 2 6 8 18 20 30 32 36 38	-545966767398
STPT(10)	1100431497884098337	0 2 24 26 42 44 60 62 84 86	-492100243872
SPT(16)	1100431627037795621	0 2 6 86 90 98 108 116 132 140 150 158 162 242 246 248	-362946546588
SPT(16)	1100431659797017531	0 100 102 106 166 168 210 222 256 268 310 312 372 376 378 478	-330187324678
STPT(10)	1100432085784582007	0 2 30 32 72 74 114 116 144 146	95800239798
SPT(16)	1100432109411857503	0 10 28 36 78 84 106 120 154 168 190 196 238 246 264 274	119427515294
SPT(16)	1100432435386015271	0 2 8 108 222 320 326 338 360 372 378 476 590 690 696 698	445401673062
SPT(16)	1100432520019945369	0 22 24 78 118 138 178 180 232 234 274 294 334 388 390 412	530035603160
STPT(10)	1100432622979767071	0 2 36 38 78 80 120 122 156 158	632995424862