**This one isn't so funny. If we do some thinking, we'd probably be able to figure it out. Luckily, we'll be able to get a formula for this kind of sequence later.**

**OK, so what about this sequence?**

**Can you find the pattern?**

**Can you find the next term?**

**This one's not so simple... There IS a pattern, but it's a bit buried.**

**Let's list the differences between the terms and see if that helps.**

**See what's going on?**

**We're adding 2 each time down here, so just continue with this pattern and work your way back up:**

**We won't be working with these buried guys in later sections, but, they're kind of interesting, so I wanted to show them to you.**