
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
In a sequence of designs, the initial design $G_1$ contains 3 diamonds. Each subsequent design $G_n$ for $n \geq 2$ is formed by surrounding the previous design $G_{n-1}$ with a larger shape and adding $n+1$ diamonds to each side of the new outer shape compared to the number on the outside of $G_{n-1}$. Determine the total number of diamonds in design $G_8$.
A) 185
B) 191
C) 193
D) 195
E) 199

Present the answer in LaTex format: \boxed{Your answer}
user