for ip in 1 2 4 8 16 32 64 128; do
  echo "$ip.$ip.$ip.$ip" | tr . \\n | sed -e 's/.*/echo "obase=2; =10; &amp;" | bc/g' | bash | xargs printf "%08d"
  echo " $ip.$ip.$ip.$ip"
done | grep --color=always 1 | textimg -s #シェル芸