Add Odd Numbers and we get square numbers!  See what I mean below:


1+3= 4= 2x2

1+3+5=9= 3x3

1+3+5+7=16= 4x4

1+3+5+7+9 = 25 = 5x5

1+3+5+7+9+11= 36 = 6x6..............and so on.


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