14. In the table below, the numbers in the first row increase by 2 from left to right, and the numbers in the second row increase by 5 from right to left. The smallest difference between the larger and smaller number in the same column is $\qquad$ .
\begin{tabular}{|c|c|c|c|c|c|c|}
\hline 1 & 3 & 5 & 7 & $\ldots$ & 2017 & 2019 \\
\hline 5050 & 5045 & 5040 & 5035 & $\ldots \ldots$. & 10 & 5 \\
\hline
\end{tabular}
Reference answer: 2

Exam point: Calculation of arithmetic sequence