Question 949573

How can I find the next term and the 20th term in the following sequence?

5,1,4,2,3,3
<pre>Next or 7<sup>th</sup>, or 4<sup>th</sup> ODD term: {{{highlight_green(2)}}}
20<sup>th</sup> or 10<sup>th</sup> EVEN term:      {{{highlight_green(10)}}}, since:
The ODD terms begin at 5 and DECREASE by 1.
The EVEN terms begin at 1 and INCREASE by 1.