[seqfan] Re: Palindome reciprocal sums

[Charles Greathouse]

I think 2.3787957 is appropriately conservative. Unfortunately these are
too few digits to use Aitken's delta-squared -- and the value is singular,
to boot.

Charles Greathouse
Analyst/Programmer
Case Western Reserve University


On Sat, Jun 21, 2014 at 1:26 PM, Frank Adams-Watters <franktaw at netscape.net>
wrote:

> I will. Would you say 2.37857 is known, or should we back up another
> digit? (Or add another?)
>
> Franklin T. Adams-Watters
>
>
> -----Original Message-----
> From: Lars Blomberg <lars.blomberg at visit.se>
> To: Sequence Fanatics Discussion list <seqfan at list.seqfan.eu>
> Sent: Sat, Jun 21, 2014 12:06 pm
> Subject: [seqfan] Re: Palindome reciprocal sums
>
>
> Franklin is the originator, so I feel he should be the author.
> /Lars B
>
> -----Ursprungligt meddelande-----
> From: Neil Sloane
> Sent: Saturday, June 21, 2014 6:27 PM
> To: Sequence Fanatics Discussion list
> Subject: [seqfan] Re: Palindome reciprocal sums
>
> I've written to Bob Wilson about A118031.
>
> Franklin or Lars, will you enter the new version? I agree  that it is the
> most fundamental of the four.
>
> Neil
>
>
> On Sat, Jun 21, 2014 at 11:22 AM, Lars Blomberg <lars.blomberg at visit.se>
> wrote:
>
>  For summing to 55-59 binary digits I get
>>
>> 55    2.3787956972127
>> 56    2.3787956997948
>> 57    2.3787957023770
>> 58    2.3787957036681
>> 59    2.3787957049592
>>
>> /Lars Blomberg
>>
>> -----Ursprungligt meddelande----- From: Frank Adams-Watters Sent:
>>
> Friday,
>
>> June 20, 2014 11:18 PM To: seqfan at list.seqfan.eu Subject: [seqfan]
>> Palindome reciprocal sums
>> We have
>> A118031, sum of reciprocals of decimal palindromes
>> A118064 sum of reciprocals of decimal palindromic primes
>> A194097 sum of reciprocals of binary palindromic primes
>>
>> But we don't have the one I would consider the most basic, the sum of
>>
> the
>
>> reciprocals of binary palindromes.
>>
>> It would take me some time to write a program to compute it. Perhaps
>> someone can compute at least the first few digits fairly easily.
>>
>> Franklin T. Adams-Watters
>>
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>
>
> --
> Dear Friends, I have now retired from AT&T. New coordinates:
>
> Neil J. A. Sloane, President, OEIS Foundation
> 11 South Adelaide Avenue, Highland Park, NJ 08904, USA.
> Also Visiting Scientist, Math. Dept., Rutgers University, Piscataway, NJ.
> Phone: 732 828 6098; home page: http://NeilSloane.com
> Email: njasloane at gmail.com
>
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