I can't beat this, but here's strict in spirit at 46:
  
sub h {
$_[0]?[map{[@$_,1],[@$_,-1]}@{h(-1+pop)}]:[[]]
}

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   MeowChow                                   
               s aamecha.s a..a\u$&owag.print

In reply to (MeowChow) Re2: Golf: Indici to all sectors of an xD space by MeowChow
in thread Golf: Indici to all sectors of an xD space by jeroenes

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