Question: Fifteen balls are put in a triangular array as shown. How many different arrays can be made using balls of three colors if the array
Fifteen balls are put in a triangular array as shown. How many different arrays
can be made using balls of three colors if the array is free to rotate?Fifteen balls are put in a triangular array as shown. How many different arrays
can be made using balls of three colors if the array is free to rotate?
How many different ways are there to color the squares of an chess
board that rotates freely?
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