Show that 2 n -1 is a (Mersenne) prime for n = 2, 3, 5, and 7

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Show that 2n -1 is a (Mersenne) prime for n = 2, 3, 5, and 7 but composite for n = 11.

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A Survey of Mathematics with Applications

ISBN: 978-0134112107

10th edition

Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde

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