[seqfan] Re: invasion of third rate programs

Joerg Arndt arndt at jjj.de
Tue Dec 18 17:51:53 CET 2018


Thanks for catching!
Amusingly, the (possibly correct) Mathematica program given
first is more detrimental to my mental health than the
incorrect (as you say, and I believe but could not test) second.

The Pari code is wrong, giving [256, 384, 576, 640, 864, 896, 960]
when using select(is,vector(10^3,n,n)).

I am way too tired to fix, so somebody please do the right thing.

Best regards,   jj


* zak seidov via SeqFan <seqfan at list.seqfan.eu> [Dec 18. 2018 17:27]:
> In A123322, two codes:
> 
> 1. Select[Range[25572000], PrimeNu[#]==8&] 
> 
> and
> 
> 2. (PARI) is(n)=bigomega(n)==8
>  
>  are not in accord with data.
> 
>  E.g.,
>   1. gives between 9699690 and  25571910
>  additionally  one (wrong) term 23483460
>  
>  while 2. gives  between 9699690 and  11741730  
> additionally 45168 (wrong) terms. 
> 
> [...]



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