(Which I incorrectly labeled Thue's. It has a fulminating continued fraction.) This (admittedly trivial) pattern has been waiting years to get included as Golly's Patterns>Hashlife>roth.mc. It spells out the bit sequence with blinkers. Formulas: https://www.jjj.de/fxt/fxtbook.pdf, 38.2 Screenshot <http://gosper.org/rothshot.png>: Golly file <http://gosper.org/roth.mc>: —rwg