Thread: Dodecaproths
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Old 2006-01-15, 12:05   #19
R. Gerbicz
 
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"Robert Gerbicz"
Oct 2005
Hungary

2·743 Posts
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Quote:
Originally Posted by Kosmaj
I noticed a large slow-down of dodeca.exe ver. 1.0 on a large range. Have a look. Case 1:
Code:
 
n=70, kmin=15, kmax=3000000000000000, version=1.0
Using the first 10 primes to reduce the size of the sieve array
Time=1968 sec.
Case 2:
Code:
n=70, kmin=3000000000000000, kmax=10000000000000000, version=1.0
Using the first 11 primes to reduce the size of the sieve array
   Status: 0.3 percentage of the project is complete. Time thusfar: 69 sec.
OK
I'll see it. Yesterday I have not calculated this, but I thought that there will be such a problem using many primes in the sieving area ( first 11 primes means we are using primes up to 31 ). Probably this occured because we are sieving more numbers ( 12 numbers ).
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