[ [ 1, 5, 10, 14, 18, 19, 21, 26, 27, 32, 39, 42, 50 ], 
  [ 1, 1, 3, 3, 4, 6, 6, 8, 9, 9, 9, 10, 12, 12, 14, 17, 18, 20, 20, 22, 22, 24, 26, 26, 28, 29, 30, 
      30, 30, 31, 32, 32, 32, 34, 35, 36, 37, 39, 39, 39, 41, 41, 43, 44, 44, 45, 45, 47, 51, 51, 52, 
      52 ] ]