termine the size of
the array.</p>
<p>Sequence variables may alternatively be represented with R’s
colon-based notation. For instance, the first example above could
equivalently be written as</p>
<pre><code>n &lt;- 1:3</code></pre>
<p>The sequence denoted by <code>1:3</code> is of length <span class="math inline">\(3\)</span>, running from <span class="math inline">\(1\)</span> to <span class="math inline">\(3\)</span>
inclusive. The colon notation allows sequences going from high to low.
The following ar