MATLAB: Creation of matrices (24,72) M1&M2

Question

Hello. I want to create matrices (24,72) that have the following forms:

Answer 1

You can use blkdiag:

C1 = repmat({[1,1,0]},1,24);
M1 = blkdiag(C1{:});

And the second is either:

M2 = circshift(M1,[0,1]);

or

C2 = repmat({[0,1,1]},1,24);
M2 = blkdiag(C2{:});