When I put the following into sage ....
S48 = SymmetricGroup (48)
R=S48(" (25 ,27 ,32 ,30)(26 ,29 ,31 ,28)(3 ,38 ,43 ,19)(5 ,36 ,45 ,21)(8 ,33 ,48 ,24) ")
L=S48(" (9 ,11 ,16 ,14)(10 ,13 ,15 ,12)(1 ,17 ,41 ,40)(4 ,20 ,44 ,37)(6 ,22 ,46 ,35) ")
U=S48(" (1 ,3 ,8 ,6)(2 ,5 ,7 ,4)(9 ,33 ,25 ,17)(10...