[seqfan] Re: A039686 vs A147608

[zak seidov]

Easy way is to add "leading zeros allowed" or not.


----- Original Message -----
> From: T. D. Noe <noe at sspectra.com>
> To: Sequence Fanatics Discussion list <seqfan at list.seqfan.eu>
> Cc: 
> Sent: Thursday, November 22, 2012 9:09 AM
> Subject: [seqfan] Re: A039686 vs A147608
> 
>T his sequence has been around so long that we should not delete it.  This
> policy extends to all sequences that have been in OEIS for a couple of
> years.  If a sequence is wrong, just say so and give the number of the
> correct sequence.
> 
> Best regards,
> 
> Tony
> 
> 
> At 11:40 PM -0500 11/21/12, David Wilson wrote:
>> Both A039686 and A147608 purport to be squares which are the
>> concatenation of nonzero squares. However, A147608 has additional
>> values, the first being a(10) = 9025.
>> 
>> If 9025 is interpretable as the concatenation of two nonzero squares,
>> these would have to be 9 and 025. This is not how we normally
>> concatenate decimal numerals with values 9 and 25. I propose either kill
>> A147608 as a corrupt duplicate of A039686, or amend its description and
>> include the example {9025,9,025} to highlight the difference between
>> A039686 and A147608.
>> 
>> I have submitted a 1000-term b-file for A039686, and if A147608 is
>> retained, I could submit a like b-file.
>> 
>> 
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>> 
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