Maker · nothing is recorded
Design a pattern. Sign it with a code.
Your rule
Start at
Each time
How many stages
Your pattern’s code: 27X7 — a friend can open it below, or on their own device.
What your rule makes
+ 4
- 3
- 7
- 11
- 15
- 19
- 23
Same design, three faces: the words, the numbers, the bars. Change anything on the left — your whole creation follows.