p60 traffic light hassler

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p60 traffic light hassler
x = 34, y = 23, rule = B3/S23 10b2o10b2o$9bo2bo8bo2bo$9b3o2b6o2b3o$12b2o6b2o$11bo10bo$11b2obo4bob2o$ 16b2o2$16bo$16bo$16bo$13bo$2bo4bo3bo2bo3b3o5bo4bo$2b6o3bobo12b6o$2bo4b o4bo3bo9bo4bo$16bo$16bo2$2b6o18b6o$bo6bo16bo6bo$o8bo14bo8bo$bo6bo16bo 6bo$2b6o18b6o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ AUTOSTART ]] #C [[ GPS 10 ZOOM 10 LOOP 60 ]]
Pattern type Oscillator
Number of cells 105
Bounding box 34×23
Period 60
Mod 60
Heat 34.9
Volatility 0.94
Strict volatility 0.22
Discovered by David Buckingham
Noam Elkies
Year of discovery 1995

p60 traffic light hassler is a period 60 oscillator discovered by David Buckingham and improved by Noam Elkies in December 2002. It consists of two copies of Karel's p15 and a heavyweight emulator. It was originally stabilised by two skewed variants of Eureka and a larger variant of the emulator:

x = 36, y = 40, rule = B3/S23 15b2o2b2o$13bo2bo2bo2bo$13b2o2b2o2b2o2$13b2ob4ob2o$12bo2b2o2b2o2bo$12b 3o2b2o2b3o$13bo2bo2bo2bo$13b4o2b4o$11b2o4b2o4b2o$14b2o4b2o$11b2obob4ob ob2o$12bobo6bobo$16bo2bo$12b3o6b3o$10b2o2b3o2b3o2b2o$13bo2bo2bo2bo$11b obo8bobo2$12bo10bo$12b2o8b2o$13b2o6b2o$2b2o9b10o9b2o$2b2o5bo16bo5b2o$ 8bobo14bobo$9bo5bo4bo5bo$17b2o$b3o28b3o$b3o13bo14b3o$2bo4b3o7bo8b3o4bo $7b3o7bo8b3o$8bo5bo12bo$12bo2bo3b3o$12bobo$13bo3bo$17bo$bo15bo16bo$obo 30bobo$bo5b2o18b2o5bo$7b2o18b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ AUTOSTART THUMBSIZE 2 ZOOM 12 WIDTH 600 HEIGHT 600 GPS 15 LOOP 60 ]]
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RLE: here Plaintext: here

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