L=1 count 95491470 least 170000002267647
L=2 count 49806 least 170008204261887
L=3 count 9 least 176177934350847
L=4 count 0 least 0
L=5 count 0 least 0
L=6 count 0 least 0
L=7 count 0 least 0
L=8 count 0 least 0
