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 (franchise) X" series and do not continue any story set forth by the films. Instead, each novel developed the character of Jason in its own way. "Friday the 13th: Church of the Divine Psychopath" has Jason resurrected by a religious cult. In "Friday the 13th: Hell Lake", a recently executed serial killer, Wayne Sanchez, persuades Jason to help him escape back to the real world. In "Hate-Kill-Repeat", two religious serial killers attempt to find Jason at Crystal Lake, believing that the three of them share the same contempt for those that break the moral code. "The Jason Strain" places Jason on