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Old 2019-04-06, 20:28   #1
enzocreti
 
Mar 2018

22·7·19 Posts
Default Prime curio publishe on Chris Caldwell page

I am proud that my curio has been published on the Chris Caldwell page:


73 divides both 71!-1 and 17!-1!!!
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Old 2019-04-06, 21:22   #2
rudy235
 
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Jun 2015
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Quote:
Originally Posted by enzocreti View Post
I am proud that my curio has been published on the Chris Caldwell page:


73 divides both 71!-1 and 17!-1!!!
First of all congratulations. Also please note the sign !!! is the sign of a multifactorial.

A007661
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Old 2019-04-06, 21:37   #3
enzocreti
 
Mar 2018

22·7·19 Posts
Default sorry

no triple factorial



73 divides 17!-1 and 71!-1
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