Question 1172497

The 1st term, index n=1, ({{{a[1]}}}) is  {{{9^0 / 4^1 }}} = {{{ 9^(1-1) / 4^1}}}
For n=2, you have  {{{ 9^(2-1) / 4^2 }}} ...
<br>
You should see the pattern now...


B