Problem 21. Return the 3n+1 sequence for n

Solution 1147241

Submitted on 28 Mar 2017 by Barna

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Test	Status	Code Input and Output
1	Pass	n = 1; c_correct = 1; assert(isequal(collatz(n),c_correct))
2	Pass	n = 2; c_correct = [2 1]; assert(isequal(collatz(n),c_correct))
3	Pass	n = 5; c_correct = [5 16 8 4 2 1]; assert(isequal(collatz(n),c_correct))
4	Pass	n = 22; c_correct = [22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1]; assert(isequal(collatz(n),c_correct))