A garden in the shape of a regular hexagon is fenced by evenly placed flower pots. There is a pot in each corner of the garden and 41 pots on every side of the hexagon. Ashot and Sam want to use the same flower pots to decorate another garden in the shape of a square. How many pots should be evenly placed on each side of the square, if all pots should be used and all corners should be decorated by a flowering pot ?