order =  4 5 0 3 1 2
strokes = 1	items in the BB system 13	current id# = 181743	min# unbound = 5
strokes = 2	items in the BB system 18	current id# = 181786	min# unbound = 4
strokes = 3	items in the BB system 22	current id# = 181790	min# unbound = 3
strokes = 4	items in the BB system 33	current id# = 181845	min# unbound = 2
strokes = 5	items in the BB system 38	current id# = 181938	min# unbound = 1
strokes = 6	items in the BB system 42	current id# = 182031	min# unbound = 0
