<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
</head>
<body text="#000000" bgcolor="#f9f9fa">
<p>L.S.<br>
</p>
<p><br>
</p>
<p>Henry Ernest Dudeney's 3-by-3 magic square (sum=111) contains "1"<br>
nonprime:</p>
<table width="98" height="106" cellspacing="2" cellpadding="2"
border="1">
<tbody>
<tr>
<td valign="top">67</td>
<td valign="top">01<br>
</td>
<td valign="top">43<br>
</td>
</tr>
<tr>
<td valign="top">13<br>
</td>
<td valign="top"><font color="#e01b24">37</font><br>
</td>
<td valign="top">61<br>
</td>
</tr>
<tr>
<td valign="top">31<br>
</td>
<td valign="top">73<br>
</td>
<td valign="top">07<br>
</td>
</tr>
</tbody>
</table>
<p><br>
</p>
<p>R.O.</p>
<p><br>
</p>
<p>Nieuwe publicatie:</p>
<p><br>
</p>
<img moz-do-not-send="false"
src="cid:part1.derGRz1i.46Y7t8CH@gmail.com" alt="" width="710"
height="1007"><br>
</body>
</html>