It won't work correctly for n greater than 10. :-)
ans-7*(ans>10) would fix that.
You are right, you could use ind2sub to avoid some of the limitations of dec2base as well (e.g. for n>36)...
Project Euler: Problem 5, Smallest multiple
Flip the main diagonal of a matrix
Create a patchwork matrix
Basic arrays operations.
Dimensions of Spaces
Matrix to 3-Column Matrix
İmage Series 2 AND
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