Let me dig through my notes and fetch up the details...calcyman wrote: ↑April 10th, 2023, 4:29 amIs there a chance that you can use your tools to bend it downwards (even if it means increasing the width)? There are lots of effective tools for front-to-back searching (qfind, LSSS, ikpx2); once the problem of 'build a 3c/7 backrake' has been reduced to this, I'd expect it to be solved relatively quickly.
I ran all my searches with a fixed amount of "northward" window based on how far north the original partial extended. I don't recall how much experimentation I did or didn't do with more or less.
The longest asymmetric result was:
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x = 43, y = 58, rule = B3/S23
21bo11bo$19b2ob2o7b2ob2o$19b2ob2o7b2ob2o$18bo3b2o7b2o3bo$18b3o13b3o$
21b3ob2ob2ob3o$17b3o5b2ob2o5b3o$16bo5b2o7b2o5bo$15bo6b2o2bobo2b2o6bo$
21b3o2bobo2b3o$15bo6bo9bo6bo$16b2o5bo7bo5b2o$20b2o2b2o3b2o2b2o$20b5o5b
5o$18bo7bobo7bo$17bo2bo3b3ob3o3bo2bo$14b3o21b3o$14b2ob2obo2bo2bobo2bo
2bob2ob2o$14b3o6bo2bobo2bo6b3o$14b3o7bo5bo7b3o$12b2ob2o6b2o5b2o6b2ob2o
$12b4o7b2o5b2o7b4o$23bo7bo$25bo3bo$16b3o6bo3bo6b3o$18bo17bo$14bo25bo$
14bo2bo8b3o8bo2bo$16b2o4bo3b3o3bo4b2o$14b2ob2o2b3obobobob3o2b2ob2o$13b
o2b3o2bobo2bobo2bobo2b3o2bo$12b3ob2o3b3ob2ob2ob3o3b2ob3o$8bo3b2o7bob9o
bo7b2o$6b2ob2o2bob3o3bob2obobob2obo3b3obo$6b2ob2o6b3o5bo3bo5b3o$6b2o
10bo17bo$5b3o5bo5b3o11b3o$3b2o3bo5bo5b2o11b2o$2bo3b2o4b3o5bobo9bobo$bo
3b2obo$o3b3o15bo9bo$o3bo4b2o3bo6bo11bo$bo2bo3b3obo2b2o$14b2o3$17bo$15b
obo$16b2o3$17bobo$18b2o$18bo2$20bo$21bo$19b3o!
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