Oh!
t=5 months!
Hm...
Let's see, it took 5 flashes for t to =4 months.
%u2234 Assuming that this is the standard, if 1 month = 5 flashes and (t) now equals 4 months remaining minus episode 6, then (5F)X(4M)-1=
A dead Professor Layton in 19 animations.
...
...Excelsior!