Cody

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

Solution 1400430

Submitted on 1 Jan 2018 by claus becker
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### Test Suite

Test Status Code Input and Output
1   Pass
n = 1; c_correct = 1; assert(isequal(collatz(n),c_correct))

n2 = 1 c = 1

2   Pass
n = 2; c_correct = [2 1]; assert(isequal(collatz(n),c_correct))

n2 = 2 c = 2 n2 = 1 c = 2 1

3   Pass
n = 5; c_correct = [5 16 8 4 2 1]; assert(isequal(collatz(n),c_correct))

n2 = 5 c = 5 n2 = 16 c = 5 16 n2 = 8 c = 5 16 8 n2 = 4 c = 5 16 8 4 n2 = 2 c = 5 16 8 4 2 n2 = 1 c = 5 16 8 4 2 1

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))

n2 = 22 c = 22 n2 = 11 c = 22 11 n2 = 34 c = 22 11 34 n2 = 17 c = 22 11 34 17 n2 = 52 c = 22 11 34 17 52 n2 = 26 c = 22 11 34 17 52 26 n2 = 13 c = 22 11 34 17 52 26 13 n2 = 40 c = 22 11 34 17 52 26 13 40 n2 = 20 c = 22 11 34 17 52 26 13 40 20 n2 = 10 c = 22 11 34 17 52 26 13 40 20 10 n2 = 5 c = 22 11 34 17 52 26 13 40 20 10 5 n2 = 16 c = 22 11 34 17 52 26 13 40 20 10 5 16 n2 = 8 c = 22 11 34 17 52 26 13 40 20 10 5 16 8 n2 = 4 c = 22 11 34 17 52 26 13 40 20 10 5 16 8 4 n2 = 2 c = 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 n2 = 1 c = 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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