\[5,\ 9,\ 13,\ 17,\ldots,145\]
\[a_{1} = 5;\ \ \ \ d = 4;\ \ \ \ \ \ a_{n} = 145:\]
\[a_{n} = a_{1} + d(n - 1)\]
\[145 = 5 + 4n - 4\]
\[4n = 144\]
\[n = 36.\]
\[S = \frac{5 + 145}{2} \cdot 36 = \frac{150}{2} \cdot 36 =\]
\[= 75 \cdot 36 = 2700.\]
\[Ответ:\ \ 2700.\]