What's the next number?

  • Thread starter holomorphic
  • Start date
  • #1
1, 5, 9, 101, 1385, 3493, 30121, 358885, ... ?

Anyone have any good ideas?
 
  • #3

I'm assuming you cheated by searching for the terms...

Gotta admit, I'm a little bothered by the fact you precluded anyone from actually trying.
 
  • #4
Perhaps you should state that you're issuing a math challenge and that you actually know what the answer is.
 
  • #5
Perhaps you should state that you're issuing a math challenge and that you actually know what the answer is.

I'm issuing a math challenge.

I actually know what the answer is.
 
  • #6
I'm curious how someone would deduce the answer to this. You'd have to convert to base 4 before you could see the actual sequence being used, right?
 
  • #7
I'm curious how someone would deduce the answer to this. You'd have to convert to base 4 before you could see the actual sequence being used, right?

I, personally, would have to.
 
  • #8
Sorry, I thought this was part of your research, and you wanted to know the answer. I didn't realize that this was a problem for the community.
 
  • #9
how about this one, what's the next number?

1, 2, 42, 24024, ...
 

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