               <colgroup></colgroup>
                            <colgroup></colgroup>
                            <colgroup></colgroup>
                            <colgroup class="click"></colgroup>
                            <tbody>
                                <tr>
                                    <td>\(\displaystyle{n}\)</td>
                                    <td>0</td>
                                    <td>1</td>
                                    <td>2</td>
                               