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        riddles >> putnam exam (pure math) >> Another sequence puzzle
        
(Message started by: Obob on Apr 19th, 2007, 7:51pm)
Title: Another sequence puzzle
Post by Obob on Apr 19th, 2007, 7:51pm
There have been a lot of "continue the sequence" puzzles lately, so I thought I would add one to the mix.  A fair warning though:  this is hard.  And it definitely belongs in the Putnam section.

Here goes:

1, 1, 1, 1, 0, 2, 2, 24, 2, 2, 2, ...
Title: Re: Another sequence puzzle
Post by Aryabhatta on Apr 20th, 2007, 5:04pm
Are the numbers determinants of matrices?
Title: Re: Another sequence puzzle
Post by Obob on Apr 20th, 2007, 8:01pm
No.  Here's a hint:  this is one sequence in a sequence of sequences.  The next one is:

1, 1, 1, 1, 1, 0, 2, 2, 24, 1, 0, ...
Title: Re: Another sequence puzzle
Post by Obob on Apr 21st, 2007, 11:06pm
No bites, yet, so I'll give another row.  This one is the first:

0, 1, 1, 1, 1, 1, 1, 1, 1, ...


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