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The Great (Posted on 2013-09-06) Difficulty: 3 of 5
If the members of the set :
S={2x3y : x>=0,y>=0}
are arranged in increasing order we get the sequence beginning
(a)What is the position of 2a3b in the sequence in terms of a and b.
(b)What is the n-th term of the sequence in terms of n.

No Solution Yet Submitted by Danish Ahmed Khan    
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  Subject Author Date
Solutionsolution to a, and algorithm for bCharlie2013-09-09 13:03:14
Some ThoughtsWhere to find the sequenceCharlie2013-09-09 09:47:10
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