diff --git a/docs/notebooks/intro_notebook.ipynb b/docs/notebooks/intro_notebook.ipynb
index 651deda..7eb282d 100644
--- a/docs/notebooks/intro_notebook.ipynb
+++ b/docs/notebooks/intro_notebook.ipynb
@@ -18,7 +18,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "id": "actual-thirty",
    "metadata": {},
    "outputs": [],
@@ -49,27 +49,10 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": null,
    "id": "f93e79e9",
    "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "Printing order 0 triangle\n",
-      "*\n",
-      "Printing order 1 triangle\n",
-      " * \n",
-      "* *\n",
-      "Printing order 2 triangle\n",
-      "   *   \n",
-      "  * *  \n",
-      " *   * \n",
-      "* * * *\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "for order in range(3):\n",
     "    sierpinsky(order)"
@@ -77,34 +60,10 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": null,
    "id": "526ac5db",
    "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "Printing order 4 triangle\n",
-      "               *               \n",
-      "              * *              \n",
-      "             *   *             \n",
-      "            * * * *            \n",
-      "           *       *           \n",
-      "          * *     * *          \n",
-      "         *   *   *   *         \n",
-      "        * * * * * * * *        \n",
-      "       *               *       \n",
-      "      * *             * *      \n",
-      "     *   *           *   *     \n",
-      "    * * * *         * * * *    \n",
-      "   *       *       *       *   \n",
-      "  * *     * *     * *     * *  \n",
-      " *   *   *   *   *   *   *   * \n",
-      "* * * * * * * * * * * * * * * *\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "sierpinsky(4)"
    ]