NAAGI
IAAGN
NAAIG
IAANG

**
This section requires Javascript.
**

You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.

There are 5!/2!=60 ways to arrange all the letters. Among them, 12 ways start with N. Thus, 50th is the 2nd with N at front, that is NAAIG