Chapter II. Arithmetical Recreations (Continued).

Arithmetical Fallacies » ... 28
Paradoxical Problems 31
Permutation Problems 32
Bachet's Weights Problem 34
Problems in Higher Arithmetio 36
Primes. Mersenne's Numbers. Perfect Numbers ... 37
Unsolved Theorems by Euler, Goldbach, Lagrange ... 39
Fermat's Theorem on Binary Powers 39
Fermat's Last Theorem 40
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