Table 1. Bar Widths Code

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	group A		group B		group C
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	WBWB		WBWB		BWBW
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	odd		even
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0	3211		1123		3211
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1	2221		1222		2221
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2	2122		2212		2122
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3	1411		1141		1411
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4	1132		2311		1132
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5	1231		1321		1231
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6	1114		4111		1114
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7	1312		2131		1312
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8	1213		3121		1213
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9	3112		2113		3112
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