A019294(461)

[Robert G. Wilson v]

Dear Lambert,

	In Mathematica: PrimeQ[{10350794431055162386718619237468234569,
7923871097285295625344647665764672671, 383725126655170964501315730676446647}]

returns: {True, True, True} in 0.004126 Seconds

Bob.

Don Reble wrote:

> Lambert Klasen wrote:
> 
>> 10350794431055162386718619237468234569
>> 7923871097285295625344647665764672671
>> 383725126655170964501315730676446647
>> are really prime ?
>> afaik they are stong pseudoprimes,
> 
> 
> For such tiny primes, Pari can make a "p-1" certificate
> faster than you can blink. Use the isprime function.
>