Replicate each element of a row vector (with NaN) a constant number of times.
n=2, A=[1 2 3] -> [1 1 2 2 3 3]
n=0, A=[2 1] -> 
Find state names that start with the letter N
Knight's Tour Checker
What number has this problem?
Area of a triangle
How many monitors are connected ?
Expression or variable?
Pandigital number n°1 (Inspired by Project Euler 32)
BLOCK x3 (Version 4)
Find indices of diagonal elements
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