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)...
Word Counting and Indexing
middleAsColumn: Return all but first and last element as a column vector
Sum of odd numbers in a matrix
stem and leaf plot
Create all combinations of vectors
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