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It is also the magic constant of the n×n normal magic square and n-queens problem for n = 8, the size of an actual chess board. 260 is also the magic constant of the Franklin magic square devised by Benjamin Franklin .
The smallest (and unique up to rotation and reflection) non-trivial case of a magic square, order 3. In mathematics, especially historical and recreational mathematics, a square array of numbers, usually positive integers, is called a magic square if the sums of the numbers in each row, each column, and both main diagonals are the same.
The number zero for n = 6 is an example of a more general phenomenon: associative magic squares do not exist for values of n that are singly even (equal to 2 modulo 4). [3] Every associative magic square of even order forms a singular matrix, but associative magic squares of odd order can be singular or nonsingular. [4]
Created Date: 8/30/2012 4:52:52 PM
Mr. Franklin was a great fan of magic squares, and created quite a few HUGE (16x16, 24x24) magic squares with a number of interesting attributes. I also recall a magic square that had to do with the 365 days in our year.
The Library Company of Philadelphia (LCP) is a non-profit organization based on Locust Street in Center City Philadelphia.Founded as a library in 1731 by Benjamin Franklin, the Library Company of Philadelphia has accumulated one of the most significant collections of historically valuable manuscripts and printed material in the United States.
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A portrait of Franklin c. 1746–1750, [Note 3] by Robert Feke widely believed to be the earliest known painting of Franklin [69] [70] Join, or Die, a 1754 political cartoon by Franklin, urged the colonies to join the Seven Years' War in the French and Indian War; the cartoon was later resurrected, serving as an iconic symbol in support of the ...