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Fermat pseudoprime
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Words: 128
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An odd composite number
N
is a Fermat pseudoprime to a coprime base
b
when
b
N
−
1
≡
1
(
mod
N
)
.
(5)
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128
2
Strong pseudoprime
Fermat pseudoprime
111
1
Strong-pseudoprime bases for a product of two primes with common predecessor divisor ten
Strong pseudoprime
75
Ancestors
(4)
Number theory
Area of mathematics
Mathematics
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(5)
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Strong-pseudoprime bases for a product of two primes with common predecessor divisor ten