an><span class="op">(</span><span class="va">adp</span><span class="op">[[</span><span class="st">"a"</span><span class="op">]</span><span class="op">]</span><span class="op">[</span><span class="fl">1</span><span class="op">:</span><span class="fl">5</span>, <span class="fl">1</span>, <span class="fl">1</span><span class="op">]</span><span class="op">)</span> <span class="co"># same as above</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [1] 153 157 159 135 138</span>
<span cla