Find the number of positive integers n less than 2017 such that
1+n+\frac{n^{2}}{2 !}+\frac{n^{3}}{3 !}+\frac{n^{4}}{4 !}+\frac{n^{5}}{5 !}+\frac{n^{6}}{6 !}
is an integer.
Find the number of positive integers n less than 2017 such that
is an integer.