<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title></title>
</head>
<body>
<script language="JavaScript">
var write=function() {
for(var i=0;i<arguments.length;i++) {
document.write(" "+arguments[i]);
}
}
var fun=function(n) {
var k;
for(var i=1;i<=n;i++) {
k=1;
for(var j=1;j<i;j++) {
write(k);
k=k*(i-j)/j;
}
write("1<br/>");
}
};
fun(5);
</script>
</body>
</html>
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