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2021 Harvard-MIT Mathematics Tournament.
3
2021 Team #3
2021 Team #3
Source:
June 27, 2021
number theory
Composite
Problem Statement
Let
m
m
m
be a positive integer. Show that there exists a positive integer
n
n
n
such that each of the
2
m
+
1
2m+1
2
m
+
1
integers
2
n
−
m
,
2
n
−
(
m
−
1
)
,
…
,
2
n
+
(
m
−
1
)
,
2
n
+
m
2^{n}-m,2^{n}-(m-1),\ldots,2^{n}+(m-1),2^{n}+m
2
n
−
m
,
2
n
−
(
m
−
1
)
,
…
,
2
n
+
(
m
−
1
)
,
2
n
+
m
is positive and composite.
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