Here's mine. It's Google SEO's with a few extra things (and some of it is specific to my forum).
Code:
Sitemap: http://www.dashingforums.com/sitemap-index.xml
User-Agent: *
Disallow: http://www.dashingforums.com/chat
Disallow: http://www.dashingforums.com/archive
Disallow: http://www.dashingforums.com/captcha.php
Disallow: http://www.dashingforums.com/editpost.php
Disallow: http://www.dashingforums.com/misc.php
Disallow: http://www.dashingforums.com/modcp.php
Disallow: http://www.dashingforums.com/moderation.php
Disallow: http://www.dashingforums.com/newreply.php
Disallow: http://www.dashingforums.com/newthread.php
Disallow: http://www.dashingforums.com/online.php
Disallow: http://www.dashingforums.com/printthread.php
Disallow: http://www.dashingforums.com/private.php
Disallow: http://www.dashingforums.com/ratethread.php
Disallow: http://www.dashingforums.com/report.php
Disallow: http://www.dashingforums.com/reputation.php
Disallow: http://www.dashingforums.com/sendthread.php
Disallow: http://www.dashingforums.com/task.php
Disallow: http://www.dashingforums.com/usercp.php
Disallow: http://www.dashingforums.com/usercp2.php
Disallow: http://www.dashingforums.com/calendar.php
Disallow: http://www.dashingforums.com/thankyoulike.php
Disallow: http://www.dashingforums.com/postloop.php
Disallow: http://www.dashingforums.com/tylsearch.php
Disallow: http://www.dashingforums.com/memberlist.php
Disallow: http://www.dashingforums.com/*action=emailuser*
Disallow: http://www.dashingforums.com/*action=nextnewest*
Disallow: http://www.dashingforums.com/*action=nextoldest*
Disallow: http://www.dashingforums.com/*year=*
Disallow: http://www.dashingforums.com/*action=weekview*
Disallow: http://www.dashingforums.com/*action=nextnewest*
Disallow: http://www.dashingforums.com/*action=nextoldest*
Disallow: http://www.dashingforums.com/*sort=*
Disallow: http://www.dashingforums.com/*order=*
Disallow: http://www.dashingforums.com/*mode=*
Disallow: http://www.dashingforums.com/*datecut=*
Allow: /