I keep experimenting with this rule and keep finding intriguing results.
This breeder is really a spacefiller for 1/4 plane with better than 60% density:
Code: Select all
x = 22, y = 20, rule = B1x2_S23V
.B.A$.A$B5A$BA.A.A$BA.ABA$B3AB$.A2B5$16.B$15.B2.A$15.5AB$15.2A.A2.B$
15.2A.A.AB$15.6AB$15.B3.2B$16.AB.B$18.B!
Here is a gun that fires a 3 spaceship salvo:
Code: Select all
x = 22, y = 36, rule = B1x2_S23V
12.2B$11.B2.B$12.2B$12.2B$7.3A2.2A$5.B.3A.4AB$4.B.2A.3A2.A$6.3A.5A.B$
5.2A.3A.2A.B$4.3A.A.3A$3.2A.A.4A$.6A.2A.2A$2.A2.2A.A3.2AB$5A.A.3A2.AB
$2A.2A.A.6AB$5A.A.A2.2A7.A$2.A.3A.4A5.2A2.B$.3A.2A.A.3A.A.6A$3.2A.A.
2A2.2A2.6A$4.3A.3AB4.B2A2.B$5.2A.A.A4.AB3.B$6.A.3A.B.2A$4.B.A.2A.B$6.
A.A$3.B.2A.A.B$2.B.3A.A$2.B.A.A.2A.B$.B.4A.4AB$3.A.2A.A.2AB$2.3A.A.4A
B$4.3A.2A.B$4.A.3A$6.B.B2$5.B.A.B$6.3B!
Spaceships can be easily be thinned out and reflected with oscillators to make a p319 gun:
Code: Select all
x = 311, y = 36, rule = B1x2_S23V
12.2B$11.B2.B$12.2B$12.2B$7.3A2.2A$5.B.3A.4AB$4.B.2A.3A2.A$6.3A.5A.B$
5.2A.3A.2A.B$4.3A.A.3A$3.2A.A.4A$.6A.2A.2A$2.A2.2A.A3.2AB$5A.A.3A2.AB
$2A.2A.A.6AB$5A.A.A2.2A7.A$2.A.3A.4A5.2A2.B$.3A.2A.A.3A.A.6A$3.2A.A.
2A2.2A2.6A$4.3A.3AB4.B2A2.B183.2B99.2B$5.2A.A.A4.AB3.B183.B2.B97.B2.B
$6.A.3A.B.2A189.2B99.2B$4.B.A.2A.B193.2B99.2B$6.A.A196.2A99.2A$3.B.2A
.A.B193.4A97.4A$2.B.3A.A193.3A2.3A93.3A2.3A$2.B.A.A.2A.B190.3A2.3A93.
3A2.3A$.B.4A.4AB191.4A97.4A$3.A.2A.A.2AB192.2A99.2A$2.3A.A.4AB192.2B
99.2B$4.3A.2A.B193.2B99.2B$4.A.3A195.B2.B97.B2.B$6.B.B196.2B99.2B2$5.
B.A.B$6.3B!
Small gun for a different spaceship:
Code: Select all
x = 15, y = 18, rule = B1x2_S23V
6.B$4.A2.B$4.3A.B$3.2A.2A.B2AB$2.2A3.A.3A.B$B3A.4A.2A$BA.A.2A.A3.A$4A
.A2.A2.B$2.2A.2A.2AB$3.3A3.A$4.3A.3A$3.2A.3A.2A.A$3.3A.2A.5A$5.3A2.A.
3A$4.B2.2A.5A$5.B2.4A.A$7.B2A2.B$8.BA.B!
Growing spaceship occurs naturally:
Code: Select all
x = 55, y = 10, rule = B1x2_S23V
A$2A$.2A$2.2A$3.A$3.A$3.A49.B$52.B.A$52.A.B$53.B!
12-cell quadratic growth pattern has a 3x6 bounding box:
Code: Select all
x = 6, y = 3, rule = B1x2_S23V
B4AB$.4A$.A3.A!
Make more spaceships than you started with, no debris, and without repeating patterns like guns, etc:
3 from 2:
Code: Select all
x = 72, y = 13, rule = B1x2_S23V
67.2B$66.B2.B$63.A5B.B$62.B4AB.B.B$62.B4AB.B.B$63.A5B.B$66.B2.B$2.2B
63.2B$2.2A.BA$BA2.3AB$BA2.3AB$2.2A.BA$2.2B!
4 from 3:
Code: Select all
x = 48, y = 18, rule = B1x2_S23V
11.2A$10.4A$10.4A$11.2A$9.B.2A.B$10.B2AB30.2B$41.AB.2A$40.B3A2.AB$40.
B3A2.AB$41.AB.2A$44.2B2$4.B$.2A2.B$6A$6A$.2A2.B$4.B!
6 from 4:
Code: Select all
x = 105, y = 25, rule = B1x2_S23V
57.2A$56.B2AB11$103.B$103.2A$103.2A$103.B4$.B$2A$2A37.B$.B36.2A$38.2A
$39.B!
8 from 5 including wickships:
Code: Select all
x = 81, y = 52, rule = B1x2_S23V
78.2A$77.B2AB20$60.B$59.2A$59.2A$60.B6$24.B$23.2A25.B$23.2A24.2A$24.B
24.2A$50.B14$.B$2A$2A$.B!
A very unusual spaceship with scrolling Sierpinski wings in its simplest form:
Code: Select all
x = 68, y = 17, rule = B1x2_S23V
32.B2AB$30.BA.2A.AB$28.BA8.AB$26.BA12.AB$24.BA16.AB$22.BA20.AB$20.BA
24.AB$18.BA28.AB$16.BA32.AB$14.BA36.AB$12.BA40.AB$10.BA44.AB$8.BA48.A
B$6.BA52.AB$4.BA56.AB$2.BA60.AB$BA64.AB!
It is extendable to any size:
Code: Select all
x = 382, y = 65, rule = B1x2_S23V
315.2B$313.B4AB$311.BA2.2A2.AB$309.BA.3B2A3B.AB$307.BA2.A2.B2AB2.A2.A
B$305.BA.B2.B3.2B3.B2.B.AB$303.BA2.A.BA10.AB.A2.AB$301.BA.B3.A.B4.2B
4.B.A3.B.AB$299.BA2.A5.A4.B2.B4.A5.A2.AB$297.BA.B2.B5.B5.2B5.B5.B2.B.
AB$295.BA2.A.BA4.BA14.AB4.AB.A2.AB$293.BA.B3.A.B2.BA.B14.B.AB2.B.A3.B
.AB$291.BA2.A5.A.BA2.A16.A2.AB.A5.A2.AB$289.BA.B2.B6.A.B2.B16.B2.B.A
6.B2.B.AB$181.2B104.BA2.A.BA8.A.BA18.AB.A8.AB.A2.AB$103.2B74.B4AB100.
BA.B3.A.B9.A.B18.B.A9.B.A3.B.AB$101.B4AB70.BA2.2A2.AB96.BA2.A5.A11.A
20.A11.A5.A2.AB$43.2B54.BA2.2A2.AB66.BA.3B2A3B.AB92.BA.B2.B5.B11.B20.
B11.B5.B2.B.AB$41.B4AB50.BA.3B2A3B.AB62.BA2.A2.B2AB2.A2.AB88.BA2.A.BA
4.BA10.BA22.AB10.AB4.AB.A2.AB$9.2B28.BA2.2A2.AB46.BA2.A2.B2AB2.A2.AB
58.BA.B2.B3.2B3.B2.B.AB84.BA.B3.A.B2.BA.B8.BA.B22.B.AB8.B.AB2.B.A3.B.
AB$7.B4AB24.BA.3B2A3B.AB42.BA.B2.B3.2B3.B2.B.AB54.BA2.A.BA10.AB.A2.AB
80.BA2.A5.A.BA2.A7.BA2.A24.A2.AB7.A2.AB.A5.A2.AB$5.BA2.2A2.AB20.BA2.A
2.B2AB2.A2.AB38.BA2.A.BA10.AB.A2.AB50.BA.B3.A.B4.2B4.B.A3.B.AB76.BA.B
2.B6.A.B2.B5.BA.B2.B24.B2.B.AB5.B2.B.A6.B2.B.AB$3.BA2.A.2A.A2.AB16.BA
.B2.B3.2B3.B2.B.AB34.BA.B3.A.B4.2B4.B.A3.B.AB46.BA2.A5.A4.B2.B4.A5.A
2.AB72.BA2.A.BA8.A.BA4.BA2.A.BA26.AB.A2.AB4.AB.A8.AB.A2.AB$.BA.B3.A2.
A3.B.AB12.BA2.A.BA10.AB.A2.AB30.BA2.A5.A4.B2.B4.A5.A2.AB42.BA.B2.B5.B
5.2B5.B5.B2.B.AB68.BA.B3.A.B9.A.B2.BA.B3.A.B26.B.A3.B.AB2.B.A9.B.A3.B
.AB$A2.A.BABA2.ABAB.A2.A10.A.B3.A.B4.2B4.B.A3.B.A28.A.B2.B5.B5.2B5.B
5.B2.B.A39.BA2.A.BA4.BA14.AB4.AB.A2.AB64.BA2.A5.A11.A.BA2.A5.A28.A5.A
2.AB.A11.A5.A2.AB$4.A.B2.2A2.B.A15.A5.A4.B2.B4.A5.A30.A.BA4.BA14.AB4.
AB.A38.BA.B3.A.B2.BA.B14.B.AB2.B.A3.B.AB60.BA.B2.B5.B12.A.B2.B5.B28.B
5.B2.B.A12.B5.B2.B.AB$5.A3.2B3.A22.B5.2B5.B37.A.B2.BA.B14.B.AB2.B.A
37.BA2.A5.A.BA2.A16.A2.AB.A5.A2.AB56.BA2.A.BA4.BA14.A.BA4.BA30.AB4.AB
.A14.AB4.AB.A2.AB$5.B8.B20.BA14.AB36.A.BA2.A16.A2.AB.A36.BA.B2.B6.A.B
2.B16.B2.B.A6.B2.B.AB52.BA.B3.A.B2.BA.B15.A.B2.BA.B30.B.AB2.B.A15.B.A
B2.B.A3.B.AB$4.A10.A18.A.B14.B.A36.A.B2.B16.B2.B.A35.BA2.A.BA8.A.BA
18.AB.A8.AB.A2.AB48.BA2.A5.A.BA2.A17.A.BA2.A32.A2.AB.A17.A2.AB.A5.A2.
AB$35.A16.A38.A.BA18.AB.A34.BA.B3.A.B9.A.B18.B.A9.B.A3.B.AB44.BA.B2.B
6.A.B2.B18.A.B2.B32.B2.B.A18.B2.B.A6.B2.B.AB$92.A.B18.B.A33.BA2.A5.A
11.A20.A11.A5.A2.AB40.BA2.A.BA8.A.BA20.A.BA34.AB.A20.AB.A8.AB.A2.AB$
93.A20.A33.A.B2.B5.B11.B20.B11.B5.B2.B.A37.BA.B3.A.B9.A.B21.A.B34.B.A
21.B.A9.B.A3.B.AB$149.A.BA4.BA10.BA22.AB10.AB4.AB.A36.BA2.A5.A11.A23.
A36.A23.A11.A5.A2.AB$150.A.B2.BA.B8.BA.B22.B.AB8.B.AB2.B.A36.A.B2.B5.
B11.B23.B36.B23.B11.B5.B2.B.A$151.A.BA2.A7.BA2.A24.A2.AB7.A2.AB.A38.A
.BA4.BA10.BA22.BA38.AB22.AB10.AB4.AB.A$152.A.B2.B5.BA.B2.B24.B2.B.AB
5.B2.B.A40.A.B2.BA.B8.BA.B20.BA.B38.B.AB20.B.AB8.B.AB2.B.A$153.A.BA4.
BA2.A.BA26.AB.A2.AB4.AB.A42.A.BA2.A7.BA2.A19.BA2.A40.A2.AB19.A2.AB7.A
2.AB.A$154.A.B2.BA.B3.A.B26.B.A3.B.AB2.B.A44.A.B2.B5.BA.B2.B17.BA.B2.
B40.B2.B.AB17.B2.B.AB5.B2.B.A$155.A.BA2.A5.A28.A5.A2.AB.A46.A.BA4.BA
2.A.BA16.BA2.A.BA42.AB.A2.AB16.AB.A2.AB4.AB.A$156.A.B2.B5.B28.B5.B2.B
.A48.A.B2.BA.B3.A.B14.BA.B3.A.B42.B.A3.B.AB14.B.A3.B.AB2.B.A$157.A.BA
4.BA30.AB4.AB.A50.A.BA2.A5.A13.BA2.A5.A44.A5.A2.AB13.A5.A2.AB.A$158.A
.B2.BA.B30.B.AB2.B.A52.A.B2.B5.B11.BA.B2.B5.B44.B5.B2.B.AB11.B5.B2.B.
A$159.A.BA2.A32.A2.AB.A54.A.BA4.BA10.BA2.A.BA4.BA46.AB4.AB.A2.AB10.AB
4.AB.A$160.A.B2.B32.B2.B.A56.A.B2.BA.B8.BA.B3.A.B2.BA.B46.B.AB2.B.A3.
B.AB8.B.AB2.B.A$161.A.BA34.AB.A58.A.BA2.A7.BA2.A5.A.BA2.A48.A2.AB.A5.
A2.AB7.A2.AB.A$162.A.B34.B.A60.A.B2.B5.BA.B2.B6.A.B2.B48.B2.B.A6.B2.B
.AB5.B2.B.A$163.A36.A62.A.BA4.BA2.A.BA8.A.BA50.AB.A8.AB.A2.AB4.AB.A$
264.A.B2.BA.B3.A.B9.A.B50.B.A9.B.A3.B.AB2.B.A$265.A.BA2.A5.A11.A52.A
11.A5.A2.AB.A$266.A.B2.B5.B11.B52.B11.B5.B2.B.A$267.A.BA4.BA10.BA54.A
B10.AB4.AB.A$268.A.B2.BA.B8.BA.B54.B.AB8.B.AB2.B.A$269.A.BA2.A7.BA2.A
56.A2.AB7.A2.AB.A$270.A.B2.B5.BA.B2.B56.B2.B.AB5.B2.B.A$271.A.BA4.BA
2.A.BA58.AB.A2.AB4.AB.A$272.A.B2.BA.B3.A.B58.B.A3.B.AB2.B.A$273.A.BA
2.A5.A60.A5.A2.AB.A$274.A.B2.B5.B60.B5.B2.B.A$275.A.BA4.BA62.AB4.AB.A
$276.A.B2.BA.B62.B.AB2.B.A$277.A.BA2.A64.A2.AB.A$278.A.B2.B64.B2.B.A$
279.A.BA66.AB.A$280.A.B66.B.A$281.A68.A!
Extended width:
Code: Select all
x = 15, y = 53, rule = B1x2_S23V
7.B$6.B.B$5.B.BA$4.B.B2.B$3.B.BA2.A$2.B.B2.BA.B$.B.BA4.BA$B.B2.B5.B$.
BA2.A5.A$3.BA.B3.A.B$5.BA2.A.BA$7.BA.B2.B$9.2B2.A$14.B$10.B4A$10.B2.
2A$12.B2A$10.B2.2A$13.2A$10.B2.2A$12.B2A$10.B2.2A$13.2A$10.B2.2A$12.B
2A$10.B2.2A$13.2A$10.B2.2A$12.B2A$10.B2.2A$13.2A$10.B2.2A$12.B2A$10.B
2.2A$13.2A$10.B2.2A$12.B2A$10.B2.2A$10.B4A$14.B$9.2B2.A$7.BA.B2.B$5.B
A2.A.BA$3.BA.B3.A.B$.BA2.A5.A$B.B2.B5.B$.B.BA4.BA$2.B.B2.BA.B$3.B.BA
2.A$4.B.B2.B$5.B.BA$6.B.B$7.B!
Backrake with Sierpinski wings:
Code: Select all
x = 27, y = 70, rule = B1x2_S23V
9.A$8.A.B$9.BA$11.B$11.A$10.A.B$9.A.BA$8.A.B2.B$.A5.A.BA2.A$A.B3.A.B
2.BA.B$.BA2.A.BA4.BA$3.BA.B2.B5.B$5.BA2.A5.A$7.BA.B3.A.B$9.BA2.A.BA$
11.BA.B2.B$13.BA2.A$15.BA.B$17.BA$19.B$19.A$18.A.B$17.A.BA$16.A.B2.B$
9.A5.A.BA2.A$8.A.B3.A.B2.BA.B$9.BA2.A.BA4.BA$11.BA.B2.B5.B$12.A.A2.A
5.A$11.4ABA.B3.A.B$11.4A.2BA4.BA$11.4A2.B5.B.B$11.3A.2A2B.A2.B.A$11.B
3.A3.AB.B3AB$12.B.B3.2AB.BA.AB$12.B.B3.2AB.BA.AB$11.B3.A3.AB.B3AB$11.
3A.2A2B.A2.B.A$11.4A2.B5.B.B$11.4A.2BA4.BA$11.4ABA.B3.A.B$12.A.A2.A5.
A$11.BA.B2.B5.B$9.BA2.A.BA4.BA$8.A.B3.A.B2.BA.B$9.A5.A.BA2.A$16.A.B2.
B$17.A.BA$18.A.B$19.A$19.B$17.BA$15.BA.B$13.BA2.A$11.BA.B2.B$9.BA2.A.
BA$7.BA.B3.A.B$5.BA2.A5.A$3.BA.B2.B5.B$.BA2.A.BA4.BA$A.B3.A.B2.BA.B$.
A5.A.BA2.A$8.A.B2.B$9.A.BA$10.A.B$11.A$11.B$9.BA$8.A.B$9.A!
EDIT:
This damaged backrake still survives as a wickship siderake:
Code: Select all
x = 26, y = 46, rule = B1x2_S23V
21.B$20.B.B$19.B.BA$12.A5.B.B2.B$11.B.B5.BA2.A$11.BAB7.BA.B$11.BA.B8.
BA$11.3A2.2A4.A2.B$12.2A2.2A2B6A$13.A3.A.2A.A.2A$13.A3.A.2A.A.2A$16.
2A2B6A$11.A4B2A4.A2.B$10.B.4A7.BA$11.B.2AB5.BA.B$13.2B4.BA2.A$17.BA.B
2.B$15.BA2.A.BA$13.BA.B3.A.B$11.BA2.A5.A$9.BA.B2.B5.B$7.BA2.A.BA4.BA$
5.BA.B3.A.B2.BA.B$4.B2.A5.A.BA2.A$7.B6.A.B2.B$6.B8.A.BA$16.A.B$17.A$
17.B$15.BA$13.BA.B$11.BA2.A$9.BA.B2.B$7.BA2.A.BA$5.BA.B3.A.B$3.BA2.A
5.A$.BA.B2.B5.B$B2.A.BA4.BA$4.A.B2.BA.B$5.A.BA2.A$6.A.B2.B$7.A.BA$8.A
.B$9.A$9.B$8.B!