When this is cleared up, it will make a good FAQ.
Who maintains the FAQ list? Do you agree the answer here is a good FAQ?
At 01:10 PM 10/2/99 -0700, you wrote:
>Hi, I need some help.
>
>I would like to look for a factor of a mersenne prime in a specific area.
>For example, for a mersenne exponent of say 40,000,000. I want to use the
>Prime95b program, (v19 I guess), to search for a factor in a specific range
>from, say, 2^40 to 2^50. I do not understand the ECM factoring instuctions
>included with Prime95.
>
>>>You can also edit the worktodo.ini file directly. For example:
>>> ECM=751,3000000,0,100,0,0,0,24
>>>The first value is the exponent. The second value is bound #1. The
>>>third value is bound #2 - leave it as zero. The fourth value is the
>>>number of curves to test. The fifth value is the number of curves
>completed.
>>>The sixth value is the specific curve to test - it is only used in
>>>debugging. The seventh value is 0 for 2^N-1 factoring, 1 for 2^N+1
>>>factoring. The eighth value is the MB of memory the program should use.
>
>I don't understand how to set the ECM= paramaters to accomplish my goal.
>
>It is my understanding that one can use ECM or 2^p-1 factoring with V19.
>
>Any help would be appreciated.
>Thanks
>Dan
>
>
>
>
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