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JavaScript, 28 bytes f=n=>n-1&&-~f(n%2?n*3+1:n/2) Try it online!
Answer
#1: Initial revision
by
Shaggy
·
2021-09-14T11:43:12Z (over 3 years ago)
# JavaScript, 28 bytes
<!-- language-all: lang-javascript -->
f=n=>n-1&&-~f(n%2?n*3+1:n/2)
[Try it online!](https://tio.run/##y0osSyxOLsosKNHNy09J/f8/zTbP1i5P11BNTbcuTSNP1cg@T8tY29AqT99I839yfl5xfk6qXk5@uka0oY6RjrGOiY6pjpmOuY6FjqWOoUGsXm5igUaapuZ/AA)