Thank you. Your comment helped me understand how to solve the question.
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Sorry. I didn't catch the question. If It will be 168 while n=6, why it is 105 while n=5? On the W6 it got 12 so why 105? Why not 156?
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Thank you. Your comment helped me understand how to solve the question.
This comment is hidden because it contains spoiler information about the solution
Sorry. I didn't catch the question. If It will be 168 while n=6, why it is 105 while n=5? On the W6 it got 12 so why 105? Why not 156?