Rules:
- Columns reads from top to bottom. Each top number is multiplied by 3 to produce the lower number
- Rows read from left to right. Add 2 to each number (or 6 on the bottom row)
Multiply by 3 ↓
Multiply by 3 ↓
Multiply by 3 ↓
add 2 →
1
3
add 6 →
add 2 →
3
9
add 6 →
add 2 →
5
15
add 6 →
add 2 →
7
21
add 6 →
add 2 →
9
27
add 6 →