Starting from the problem https://www.mathworks.com/matlabcentral/cody/problems/2644-the-ulam-matrix, transform the Ulam Matrix into coordinates to plot the spiral.
and so on...
More test cases. Both are very similar ;-)
The Goldbach Conjecture, Part 2
surface of a spherical planet
Project Euler: Problem 8, Find largest product in a large string of numbers
Number of odd and even elements within matrix
Dimensions of a rectangle
Look and say Conway's sequence
The Ulam Matrix
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