Wikipedia article related to Floyd's Triangle will give you details about this. But, one look at below and you will understand what is this.
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Now, the challenge before you is to give me a formula which can be put anywhere in the Excel and can be dragged down and right to generate the above triangle.
Hence, if I put the formula in C3 and copy the formula in the range C3:H8, the below Grid should be generated which is Floyd's Triangle.
Note – You may choose to post your response in comments.