This should not work in general. It returns false-positive for consecutive 1 5 7 :-)
This should not work, but test suite only requires us to check for groups of three in columns.
Thanks for noticing that...I'll edit the test suite and fix that.
Find common elements in matrix rows
Test if a Number is a Palindrome without using any String Operations
Return 'on' or 'off'
Matrix to column conversion
Sums of Multiple Pairs of Triangular Numbers
Now 20% off!
That's some divisor you've got there...
Points on a Sphere
Make one vector from two others
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