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Block, Inc. (formerly Square, Inc.[12]) is an American technology company and a financial services provider for consumers and merchants. [13][14][15] Founded in 2009 by Jack Dorsey, it is the U.S. …

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Squaring an integer, or taking the area of a square with integer sides, results in a square number; these are figurate numbers representing the numbers of points that can be arranged into a square grid.