Utilitech AA Alkaline Batteries 30-Pack, $2.49 at Lowe. That’s 75% off the original price, and it comes out to just over 8 cents per battery.
https://www.lowes.com/pd/Utilitec…es/3436740
YMMV, of course. I found these online for a store in N. Indiana.
Searched and did not see a post for these.