[seqfan] Re: Extending erroneous A094333 ?

T. D. Noe noe at sspectra.com
Mon Jul 22 23:46:15 CEST 2013


Perhaps the name needs to be changed to make it more understandable.  If
you have a different interpretation, please start another sequence.  Do not
"correct" this one.

Best regards,

Tony

At 2:41 PM -0700 7/22/13, Jim Nastos wrote:
>Tony,
>  Is that really enough justification?
>
>  I think I side with Paul Tek's comment here ... that if multiples such as
>"2" or "4" or "8" are allowed to be considered concatenations of
>"successive numbers" (obviously allowing for trivial concatenations) then
>the next multiple of 8 (being 16) should be the 5th term of the existing
>sequence.
>
>  Why would trivial concatenations only be allowed for single-digit terms
>and not for others?
>JN
>
>
>
>On Mon, Jul 22, 2013 at 2:20 PM, T. D. Noe <noe at sspectra.com> wrote:
>
>> Perhaps you do not understand the sequence. I think it is correct because
>> others have contributed to it.
>>
>> Best regards,
>>
>> Tony
>>
>> At 6:19 PM +0200 7/22/13, Paul Tek wrote:
>> >Dear SeqFans,
>> >
>> >I would like to extend the sequence A094333:
>> >  NAME:   a(1) = 1, a(n) = least multiple of a(n-1) which is a
>> >concatenation of successive numbers.
>> >  DATA:   1, 2, 4, 8, 56, 5152, 17181920, 479839479840,
>> >552587148319552587148320
>> >
>> >Obviously, a(2) and the following terms are wrong.
>> >I think we should have:
>> >   a(2)=12
>> >   a(3)=456
>> >   a(4)=415416
>> >   a(5)=194191194192
>> >   a(6)=3816727961538167279616
>> >   a(7)=35270249819024056401913527024981902405640192
>> >   ...
>> >
>> >My question is: should I fix A094333 or should I submit an new sequence ?
>> >
>> >Regards,
>> >
>> >Paul
>> >-----------------------------------------------------
>> >Mail.be, WebMail and Virtual Office
>> >http://www.mail.be
>> >
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>>
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>>
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>
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