Beacon and long hook may refer to any of four similar period 2 oscillators composed of a beacon on a long hook. They are cis-beacon down and long hook, cis-beacon up and long hook (pictured to the right), trans-beacon down and long hook and trans-beacon up and long hook.
They are about the 35th, 31st, 40th and 50th most common naturally-occurring oscillators in Achim Flammenkamp's census, respectively.
Cis-beacon down and long hook
Cis-beacon up and long hook
Trans-beacon down and long hook
Trans-beacon up and long hook
- ↑ Achim Flammenkamp (September 7, 2004). "Most seen natural occurring ash objects in Game of Life". Retrieved on January 15, 2009.