Are you running windows or Mac? Any sequencer that recognizes midi input should recognize your kb. Top of the Line would be Cakewalk's Sonar for Windows, Logic for Mac, or Cubase SX for either.
More inexpensive alternatives include PG's PowerTracks Pro or Tracktion. It comes down to how much $ you can spend and what you want to do.
There's lots of options. This may be a start:
http://www.sonicspot.com/sequencers.html Michael