Page history
15 February 2013
21 January 2013
Updated text to reflect the fact that there are no circles of 4 or 6.
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Undo revision 197 by Cordula (talk)
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no edit summary
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Cordula
Updated text to reflect the fact that there are no circles of 4 or 6.
20:42
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Cordula
Undo revision 197 by Cordula (talk)
20:40
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Cordula
no edit summary
20:39
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