The seat was found outside the plane, but NTSB attributes that to extrication efforts:
[QUOTE]"The captain’s seat was found outside the airplane, lying next to the forward fuselage. The seat was mostly intact, and the forward seat pan area was bent downward. The floor under the seat was buckled upwards several inches and the seat pedestal base mounting structure was pitched forward, accordingly. The pedestal base was severed at the floor, consistent with reported extrication efforts ...."[QUOTE]
NTSB Survival Factors Exhibit 6-A Factual Report of Group Chairman
Document 42 ATC 3 - Attachment 1 - BAA - ATC Airport Emergency Operating Procedures Letter of Agreement Filing Date December 16, 2013 4 page(s) of Image (PDF or TIFF) 0 Photos
[ Note: the URL link is correct, despite the incorrect description automatically appended to my post.]
The same document discusses the relevant autopsy findings regarding the flight crew. You can draw your own conclusions from it. Several photos in that document also offer an idea of the impact experienced.