n=5 |A_n|=60 k=5  sum_L a|L|=|K||C|: True  nonzero entries=71  time 0.0s
n=6 |A_n|=360 k=7  sum_L a|L|=|K||C|: True  nonzero entries=223  time 0.0s
n=7 |A_n|=2520 k=9  sum_L a|L|=|K||C|: True  nonzero entries=489  time 0.0s
n=8 |A_n|=20160 k=14  sum_L a|L|=|K||C|: True  nonzero entries=1904  time 0.5s
n=9 |A_n|=181440 k=18  sum_L a|L|=|K||C|: True  nonzero entries=4302  time 7.5s
