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Difference between revisions of "Woodall number"

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for some natural number ''n''.
 
for some natural number ''n''.
  
A '''[[Gen. Woodall prime|Woodall prime]]''' is a Woodall number which is [[prime]].
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A '''[[Gen Woodall prime|Woodall prime]]''' is a Woodall number which is [[prime]].
  
 
==See also==
 
==See also==
*[[Gen. Woodall prime]]
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*[[Gen Woodall prime]]
 
*[[Cullen number]]
 
*[[Cullen number]]
  

Revision as of 11:18, 2 November 2020

In number theory, a Woodall number Wn is any natural number of the form

Wn = n × 2n-1

for some natural number n.

A Woodall prime is a Woodall number which is prime.

See also

External links