This week I saw it with my 25cm Dob, I checked with Skysafari on which the star south of the galaxy was missing.
I took a picture as well: 15 frames each 30 sec iso 3200 with Televue Genesis prime focus with Canon 7d. The green circle shows where the SN is. Mars is top right (north up).
http://www.northsouthsky.com/skypics...w-20120321.jpg