human
Find the nth term rule for a descending integer linear sequence \[
20,14,8,2,-4, \ldots
\]

When calculating the nth-term rule of this sequence, what should replace the star? nth-term rule: \(\color{gold}\bigstar\)n  \(\square\) \( 20 \)
gpt
When finding the nth term of a linear sequence, thinks the the first term is the coefficient in front of n.