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Difference between revisions of "Williams prime"

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==Generalization==
 
==Generalization==
Varying both signs, there're four different types of Williams primes:
+
Varying both signs, there're four different types of numbers similiar to Williams numbers:
 
*[[:Category:Williams prime MM|Type {{Kbn|(b-1)|b|n}}]]
 
*[[:Category:Williams prime MM|Type {{Kbn|(b-1)|b|n}}]]
 
*[[:Category:Williams prime MP|Type {{Kbn|+|(b-1)|b|n}}]]
 
*[[:Category:Williams prime MP|Type {{Kbn|+|(b-1)|b|n}}]]

Revision as of 11:17, 21 April 2019

Definition

A Williams number is a natural number of the form (b-1)bn-1 for integers b ≥ 2 and n ≥ 1.

A Williams prime is a Williams number which is prime.

Generalization

Varying both signs, there're four different types of numbers similiar to Williams numbers:

External links

Number classes
General numbers
Special numbers
Prime numbers