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127 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) 27 - 1 is the number of ways of drawing any number of nonintersecting chords among 7 points on a circle. [Rupinski]
Submitted: 2003-01-19 20:39:58; Last Modified: 2008-01-30 11:28:00.
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