Revision as of 09:44, 16 January 2017 by AwesoMan3000
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|Pattern type|| Constellation|
|Number of cells||18|
|Year of discovery||Unknown|
Interchange is a common formation of six blinkers.
There are two different interchanges; the more common one is displayed to the right. The less common variant has five cells between the top and bottom blinkers instead of four.