Question
Given the sequence `1 , 1/2 ,1/3 ,1/4 ,1/5,...`, does there exist an arithmetic sequence composed of terms from the aforementioned sequence?
-
Of length 5
-
Of any length
Difficulty level (1 very easy - 10 very hard): 4
Topics:
Number Theory
->
Modular Arithmetic / Remainder Arithmetic
->
Divisibility Rules
Proof and Example
->
Constructing an Example / Counterexample
Algebra
->
Sequences
->
Arithmetic Progression / Arithmetic Sequence
Arithmetic
->
Fractions
Number Theory
->
Greatest Common Divisor (GCD) and Least Common Multiple (LCM)
There are no comments yet.