title: arithmetic expression: expecting EOF: "008 +1"
body: <p>My script ./make_shift_ln_o_dummy.sh:</p>
  
  <pre><code>for i in  `seq -w 0 272`
  do
  y=0
  x=1
  echo $i
  y=$(($i +$x))
  echo $y
  done
  </code></pre>
  
  <p>My output with error message:
  arithmetic expression: expecting EOF: "008 +1"</p>
  
  <pre><code>000
  1
  001
  2
  002
  3
  003
  4
  004
  5
  005
  6
  006
  7
  007
  8
  008
  ./make_shift_ln_o_dummy.sh: 25: arithmetic expression: expecting EOF: "008 +1"
  </code></pre>
  
  <p>Why does it happen? What do I do wrong? How should I change it to the output of 272?</p>