pre">1</span></code>, and so on, right
until <code class="docutils literal notranslate"><span class="pre">Z</span></code> (<code class="docutils literal notranslate"><span class="pre">25</span></code>), then it continues with <code class="docutils literal notranslate"><span class="pre">AA</span></code>, <code class="docutils literal notranslate"><span class="pre">AB</span></code>, <code class="docutils literal notranslate"><span class="pre">AC</span></code>, etc. You
can specify the coordinate start values 