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Old 2015-11-26, 10:56   #24
Ale
 

15110 Posts
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this is correct

this is number 9:

(11:53) gp > 30474925270400000*3*2*4*5*3*6*7*8*3*2*4*5*6*3*7*8*9
%156 = 4012995891304704245760000000
(11:54) gp > isprime(%-1)
%157 = 1
(11:54) gp >


right now.
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