[seqfan] Re: Palindome reciprocal sums

Frank Adams-Watters franktaw at netscape.net
Sat Jun 21 19:26:04 CEST 2014


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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