= List of Zigbee Nodes = {{{ [2,2],[2,5],[2,8],[2,13],[2,16],[2,19] [5,2],[5,8],[5,13],[5,16],[5,19] [8,2],[8,8],[8,13],[8,16],[8,19] [13,2],[13,8],[13,13],[13,16],[13,19] [16,2],[16,8],[16,13],[16,16],[16,19] [19,2],[19,8],[19,13],[19,16],[19,19] }}}