[seqfan] Re: A033473

Charles Greathouse charles.greathouse at case.edu
Mon Feb 17 04:26:35 CET 2014


Robert, would you add the denominator sequence and edit A033473 accordingly?

Charles Greathouse
Analyst/Programmer
Case Western Reserve University


On Sun, Feb 16, 2014 at 7:38 PM, <franktaw at netscape.net> wrote:

> I would definitely favor "Numerator of", and add the denominator sequence,
> too. Exact fractional values are much more interesting than rounded values.
>
> Franklin T. Adams-Watters
>
>
> -----Original Message-----
> From: M. F. Hasler <seqfan at hasler.fr>
> To: Sequence Fanatics Discussion list <seqfan at list.seqfan.eu>
> Sent: Sun, Feb 16, 2014 6:28 pm
> Subject: [seqfan] Re: A033473
>
>
> On Sun, Feb 16, 2014 at 6:40 PM, <israel at math.ubc.ca> wrote:
>
>  According to Maple, A033473 is not an integer sequence: the first few
>> non-integer terms given by the formula (2*n+1)!*8*bernoulli(2*n,1/2)
>>
> are
>
>> for n = 15, 23, 27, 29, 30, 31, 39, 43, 45, 46, 47, the corresponding
>> denominators being 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 4.
>>
>>
>
> PARI (& me) agree.
>
> I propose to change the name to "Nearest integer to ..."
> But "Floor ..." or "Numerator of ..." would also leave the integer terms
> invariant.
>
> Maximilian
>
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