Question 43732
{{{a[1] = 135}}}
{{{a[n+1] = a[n]/3}}}

{{{a[1+1] = 135/3}}}
{{{a[2] = 45}}}

{{{a[2+1] = 45/3}}}
{{{a[3] = 15}}}

{{{a[3+1] = 15/3}}}
{{{a[4] = 5}}}