Recently, the author constructed even order magic squares using bordered magic rectangles. Below are the links to this work:

  1. Inder J. Taneja, Different Styles of Magic Squares of Orders 8, 10 and 12 Using Bordered Magic Rectangles and the Formula (a+b)2Zenodo, September 18, 2022, pp. 1-30, https://doi.org/10.5281/zenodo.7090737.
    Also see the following links:
    a) Different Styles of Magic Squares of Orders 8 and 10 Using Bordered Magic Rectangles and the Formula (a+b)^2.
    b) Different Styles of Magic Squares of Order 12 Using Bordered Magic Rectangles and the Formula (a+b)^2.
  2. Inder J. Taneja, Different Styles of Magic Squares of Order 14 Using Bordered Magic Rectangles and the Formula (a+b)2Zenodo, September 18, 2022, pp. 1-45, https://doi.org/10.5281/zenodo.7090764.
    Also see the following links:
    Different Styles of Magic Squares of Order 14 Using Bordered Magic Rectangles and the Formula (a+b)^2.
  3. Inder J. Taneja, Different Styles of Magic Squares of Order 16 Using Bordered Magic Rectangles and the Formula (a+b)2Zenodo, September 18, 2022, pp. 1-85, https://doi.org/10.5281/zenodo.7090770.
    Also see the following links:
    Different Styles of Magic Squares of Order 16 Using Bordered Magic Rectangles and the Formula (a+b)^2
  4. Inder J. Taneja, Different Styles of Magic Squares of Order 18 Using Bordered Magic Rectangles and the Formula (a+b)2Zenodo, September 23, 2022, pp. 1-136, https://doi.org/10.5281/zenodo.7108694.
    Also see the following links:
    Different Styles of Magic Squares of Order 18 Using Bordered Magic Rectangles and the Formula (a+b)^2.

Below are a few Examples of Magic Squares of Orders 20, 22 and 24.

  • Part 1: Magic Squares of Order 20.
  • Part 2: Magic Squares of Order 22.
  • Part 3: Magic Squares of Order 24.

The examples given below can be downloaded at the following link:

Part 1: Magic Squares of Order 20 With Bordered Magic Rectangles

Part 2: Magic Squares of Order 22 With Bordered Magic Rectangles

Part 3: Magic Squares of Order 24 With Bordered Magic Rectangles