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Sequence 2 (Posted on 2003-08-03) Difficulty: 3 of 5
What is the next number in the following series?

1, 2, 4, 13, 31, 112, ?

  Submitted by Ravi Raja    
Rating: 2.8333 (6 votes)
Solution: (Hide)
Convert the numbers to decimal numbers from base 5 numbers, to get the following sequence: 1, 2, 4, 8, 16 , 32 , ?
Now clearly, the next number should be 64. But all numbers in actual series are base 5 numbers So convert 64 to base 5 and that is 224.

Comments: ( You must be logged in to post comments.)
  Subject Author Date
Solutionpuzzle solutionK Sengupta2007-03-06 03:49:48
re(3): wow....I dunnonikki2004-10-02 11:31:08
just guessingsammy2003-10-22 23:07:24
re: no subject(V)Freddy Grants2003-08-05 14:20:54
No SubjectV2003-08-05 12:26:44
re: SolutionDJ2003-08-04 03:55:30
re(3): wow....I dunnoLewis2003-08-03 22:22:03
The solutionFreddy Grants2003-08-03 14:02:48
re(2): wow....I dunnoTerri2003-08-03 09:19:58
re: wow....I dunnoLewis2003-08-03 09:02:51
re: SolutionTerri2003-08-03 08:15:02
wow....I dunnoTerri2003-08-03 08:13:47
SolutionMr. Spock2003-08-03 07:39:53
HmmDJ2003-08-03 07:15:58
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