order =  4 5 1 3 2 0
strokes = 1	items in the BB system 13	current id# = 21071	min# unbound = 5
strokes = 2	items in the BB system 18	current id# = 21114	min# unbound = 4
strokes = 3	items in the BB system 24	current id# = 21162	min# unbound = 3
strokes = 4	items in the BB system 29	current id# = 21215	min# unbound = 2
strokes = 5	items in the BB system 33	current id# = 21272	min# unbound = 1
strokes = 6	items in the BB system 36	current id# = 21275	min# unbound = 0
