Narcissistic number is a number that is the sum of its own digits each raised to the power of the number of digits.
153 = 1^3 + 5^3 + 3^3
101 ~= 1^3 + 0 ^3 + 1^3
Return the 3n+1 sequence for n
Divisors of an integer
Return 'on' or 'off'
Length of a short side
Determine if input is a perfect number
Find the maximum two numbers of every column of a matrix
Find the regional maximum value
Return fibonacci sequence do not use loop and condition version 3
Make an anonymous function that has variable output
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