Meaning of pseudoprime | Babel Free

Definitions

1. An integer that possesses at least one characteristic of a prime number without actually being prime. The characteristic is typically chosen to make such "false primes" very rare.
2. A Fermat pseudoprime; a composite integer n satisfying bⁿ⁻¹≡1(mod n) for some integer b such that b > 1.
   specifically

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