Collatz conjecture

collatz_recursion.jl

function collatz(n::Int64)::Int64
    while(n != 1)
        # base case 
        if n == 1
            break
        end
        # if even
        if (n % 2 == 0)
            n = Int64(n /2)
        elseif (n % 2 != 0)
            n = Int64(3 * n + 1)
        end
        print("\n this is n", n)
    end
    return n
end

collatz(3)