Cursor movement

#!/bin/bash
# Cursor movement

function cycle {
i=30
while [ $i -le 36 ] ;
do
        if [ ! $i == 33 ];
        then
                echo -e "$i \033[1;${i}m $i \033[1A"
                sleep .3
        fi
        let i=i+1
done
}

t=0
while [ $t -le 3 ];
do
        cycle
        echo -e "\033[0m \033[1A"
        let t=t+1
done