How to check for a weekday?

Question

Google Sheets

At the moment, this column displays all the days of the month: dl3.joxi.net/drive/2018/02/14/0016/1202/1090738/38...
How to display only Mon-Fri?
The formula for displaying the number: =IF(INDIRECT(ADDRESS(ROW()+36, COLUMN()+1)),INDIRECT(ADDRESS(ROW()+36, COLUMN())), )

Answer 1

function DAYWEEK and Function IF
If Sat., then +2 if Sun. +1