order =  3 4 5 0 1 2
strokes = 1	items in the BB system 13	current id# = 180459	min# unbound = 5
strokes = 2	items in the BB system 48	current id# = 180530	min# unbound = 4
strokes = 3	items in the BB system 59	current id# = 180777	min# unbound = 3
strokes = 4	items in the BB system 69	current id# = 180787	min# unbound = 2
strokes = 5	items in the BB system 74	current id# = 181104	min# unbound = 1
strokes = 6	items in the BB system 78	current id# = 181421	min# unbound = 0
