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) regenerated Jason Voorhees. The "original" Jason and Über-Jason, a version of Jason with mechanical limbs, are drawn into a battle to the death. In June 2006, a one-shot comic titled "Friday the 13th: Fearbook" was released, written by Mike Wolfer with art by Sebastian Fiumara. In the comic, Jason is captured and experimented upon by the Trent Organization. Jason escapes and seeks out Violet, the survivor of "Friday the 13th: Bloodbath", whom the Trent Organization is holding in their Crystal Lake headquarters. In December 2006, WildStorm began publishing its own series of comic books under the "Friday the 13th" title.