mpdf - How to display page number 1,3,4,5..?

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PHP

1. I have more than 8 pages of report, but second pages is blank(empty). So i no need to display page 2. How?
2. I try to display page number in footer

$footer = array (
  'odd' => array (
    'L' => array (
            'content' => '{PAGENO}{nbpg}',
            'font-family' => 'Times',
            'font-style' => 'N',      /* blank, B, I, or BI , N Normal*/
            'font-size' => '10',      /* in pts */
    ),
    'R' => array (
            'content' => $frm_nric,
            'font-family' => 'Times',
            'font-style' => 'N',
            'font-size' => '10',
    ),
    'line' => 1,
  ),
  'even' => array ()
);

output
Page 1 footer " 1 8"   
page 2 footer " 2 7"  
..
page 4 footer " 8 1"  // But i want this type "1 8, 2 8, 3 8, ...., 8 8" (I done know, how many pages? otherwise i set default page no) I'm using new version MPDF5.4