Home Depot OR Lowe's?
3 × 3 Matrix
| a11 | a12 | a13 |
| a21 | a22 | a23 |
| a31 | a32 | a33 |
4 × 4 Matrix
| b11 | b12 | b13 | b14 |
| b21 | b22 | b23 | b24 |
| b31 | b32 | b33 | b34 |
| b41 | b42 | b43 | b44 |
8 × 8 Matrix
| c11 | c12 | c13 | c14 |
c15 | c16 | c17 | c18 |
| c21 | c22 | c23 | c24 |
c25 | c26 | c27 | c28 |
| c31 | c32 | c33 | c34 |
c35 | c36 | c37 | c38 |
| c41 | c42 | c43 | c44 |
c45 | c46 | c47 | c48 |
| c51 | c52 | c53 | c54 |
c55 | c56 | c57 | c58 |
| c61 | c62 | c63 | c64 |
c65 | c66 | c67 | c68 |
| c71 | c72 | c73 | c74 |
c75 | c76 | c77 | c78 |
| c81 | c82 | c83 | c84 |
c85 | c86 | c87 | c88 |
2 × 4 Matrix
| e11 | e12 | e13 | e14 |
| e21 | e22 | e23 | e24 |
8 × 6 Matrix
| f11 | f12 | f13 | f14 | f15 | f16 |
| f21 | f22 | f23 | f24 | f25 | f26 |
| f31 | f32 | f33 | f34 | f35 | f36 |
| f41 | f42 | f43 | f44 | f45 | f46 |
| f51 | f52 | f53 | f54 | f55 | f56 |
| f61 | f62 | f63 | f64 | f65 | f66 |
| f71 | f72 | f73 | f74 | f75 | f76 |
| f81 | f82 | f83 | f84 | f85 | f86 |