$ sudo apt-get update
$ sudo apt-get install libjs-autonumeric 

libjs-autonumeric is installed in your system.

Make ensure the libjs-autonumeric package were installed using the commands given below,

$ sudo dpkg-query -l | grep libjs-autonumeric *

You will get with libjs-autonumeric package name, version, architecture and description in a table

libjs-autonumeric package basic information: