[seqfan] Re: A Sequential Puzzle

Neil Sloane njasloane at gmail.com
Sun Mar 25 18:35:36 CEST 2018


the early A-numbers were sorted in lex order - just the way they are still
sorted

click the 'sequence in context' links in any oeis entry to see the nbrs of
that seq in the lex order

try A1, for instance

Best regards
Neil

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


On Sun, Mar 25, 2018 at 11:19 AM, <charliemath at optonline.net> wrote:

> That was a good one, Andrew.  I found myself thinking, "Did I not enter
> the numbers correctly on OEIS?  How come I didn't get a postive response?
> :-( "  I had forgotten that A00027 was the set of all positive integers. :-)
>
> BTW, do you have any idea why it took so long, 27 sequences, for the set
> of all positive integers to be recognized?  I would have thought it should
> be A1. :-)
>
>
> Charlie
>
> On Sat, Mar 24, 2018 at 02:35 PM, Andrew Weimholt wrote:
>
> On Sat, Mar 24, 2018 at 7:21 AM,  wrote:
>>
>>
>>   No sequence contains all 9 values.
>>>
>>>
>>> A000027 contains all 9 values. :-)
>>
>> Andrew
>>
>> --
>> Seqfan Mailing list - http://list.seqfan.eu/
>>
>>
> --
> Seqfan Mailing list - http://list.seqfan.eu/
>


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