<html>
<head>
   <title>tabuada</title>
</head>

<body>

<p>
Tabuada dos:
</p>

<form action="tabuada.php" method="get">
  <input type="text" value="" name="n" size="10">
  <input type="submit" value="Enviar">    
</form>

</body>
</html>