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Next year (Posted on 2013-09-03) Difficulty: 2 of 5
Consider two series a: 1,2,3,5 and b: 4,9,14,19,24.. defined as follows:

a(n) is the smallest positive integer not appearing in the set

( a(1),a(2),a(3),a(n-1),b(1),b(2),b(3),b(n-1)).

b(n)=5n-1

Evaluate a(2014) .
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No Solution Yet Submitted by Ady TZIDON    
Rating: 4.0000 (2 votes)

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  Subject Author Date
SolutionGeneral solution (spoiler)Steve Herman2013-09-03 11:45:20
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