Common year starting on Friday has only one Friday the 13th; The only Friday the 13th in this common year occurs in August. Leap years starting on Thursday share this characteristic, but also have another one in February. This is the only year type where the "n"th "Doomsday" (this year Sunday) is not in ISO week "n"; it is in ISO week "n"-1. In the (currently used) Gregorian calendar, the fourteen types of year (seven common, seven leap) repeat in a 400-year cycle (20871 weeks). Forty-three common years per cycle or exactly 10.75% start on a Friday. The 28-year sub-cycle does only span across century
Friday the 13th (1985 video game) effect would be used in the 1989 title "Project Firestart". The game's main appeal was the obvious horror elements, which included atmospheric music and digitized screams. Some criticized that it changed elements from the franchise, such as Jason being dressed all in black, which has nothing in common with his appearance from the movies. The game received otherwise negative review, regardless of the platform. "Zzap!64" gave it 13%, "Your Sinclair" gave it 3/10, "Crash" 3/10 and "Sinclair User" 4/10. Friday the 13th (1985 video game) Friday the 13th: The Computer Game is the first game adaptation based on the films