This is a A1e because of the Blue Canopy behind the Pilots Seat

USAF A-1e in Vietnam

A1e - tail number 132412 and another one at QUI NHON in April 1966, while belonging to the 602 Fighter Squadron (Commando).   The war load consist of eight napalm tanks (bombs). 

Source: Perry Gower Photo published in Air Enthusiast 36