;-</span> <span class="fu"><a href="https://rdatatable.gitlab.io/data.table/reference/setDT.html" class="external-link">setDT</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/expand.grid.html" class="external-link">expand.grid</a></span><span class="op">(</span><span class="fl">10</span><span class="op">^</span><span class="op">(</span><span class="fl">3</span><span class="op">:</span><span class="fl">8</span><span class="op">)</span>,</span></span>
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