Sum of consecutive odd numbers = Perfect Square

Interesting story about early Apple, and also some interesting facts about floating-point calculation using Integers and sum of consecutive numbers are perfect squares.

1 + 3 = 4, 1 + 3 + 5 = 9, 1 + 3 + 5 + 7 = 16, etc…

[1] Folklore: Round Rects Are Everywhere!

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