All the information you need for this series at Father Ted 1 "Good Luck, Father Ted"
Ted, Dougal and Jack take their annual holiday and encounter Father Noel Furlong. (From Wikipedia).
The Questions for series 2, episode 1 - "Hell"
How many places of interest in the tourist booklet? This is A
How many people in Noel's group (including him)? This is B
So put your answers in the formula below to give you the co-ords for the cache:
N51 45.(AxA)B(B+1) W002 42.(B-1)(A+B+A)(A+3)
Caches set in accordance to Natural Resources Wales guidelines.