Everyone, I've modified the test suite such that common cheats won't work; i.e., regexp/rep, interp1/2/3, num2str, str2num, etc. are disallowed! General numerical solutions, however, are most welcome.
Prime factor digits
Distance walked 3D
Create a matrix X, where each column is a shifted copy of the vector v
Square Digits Number Chain Terminal Value (Inspired by Project Euler Problem 92)
Count consecutive 0's in between values of 1
Dots in a Circle
Volume of a Simplex
Shifted Hexagonal Tiling Dots in a Circle
Chebyshev polynomials of the 2nd Kind
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