### Home > A2C > Chapter 8 > Lesson 8.1.4 > Problem8-56

8-56.

Below is a sequence of doodles and some numbers to go with them.

1. Draw the next two doodles and state the numbers to go with them.

2. What number would go with the $99^{th}$ doodle? With the $n^{th}$ doodle?

Use the eTool below to see the first 15 doodles.
Click the link at right for the full version of the eTool: 8-56 HW eTool