order =  2 5 4 3 0 1
strokes = 1	items in the BB system 13	current id# = 72470	min# unbound = 5
strokes = 2	items in the BB system 48	current id# = 72541	min# unbound = 4
strokes = 3	items in the BB system 59	current id# = 72788	min# unbound = 3
strokes = 4	items in the BB system 64	current id# = 73063	min# unbound = 2
strokes = 5	items in the BB system 68	current id# = 73067	min# unbound = 1
strokes = 6	items in the BB system 72	current id# = 73357	min# unbound = 0
