3, 5, 6, 7,

1, 2, 4, 8,

57, 58, 60, 64,

59, 61, 62, 63,

105, 107, 108, 109,

106, 110, 111, 112,

137, 140, 142, 144,

138, 139, 141, 143,

89, 91, 93, 95,

90, 92, 94, 96,

121, 123, 125, 127,

122, 124, 126, 128,

65, 68, 71, 72,

66, 67, 69, 70,

73, 76, 78, 79,

74, 75, 77, 80,

161, 164, 165, 166,

162, 163, 167, 168,

129, 130, 133, 135,

131, 132, 134, 136,

42, 44, 46, 47,

41, 43, 45, 48,

154, 156, 158, 159,

153, 155, 157, 160,

115, 116, 117, 120,

113, 114, 118, 119,

146, 149, 150, 151,

145, 147, 148, 152,

34, 37, 39, 40,

33, 35, 36, 38,

9, 11, 14, 15,

10, 12, 13, 16,

97, 98, 100, 104,

99, 101, 102, 103,

81, 84, 87, 88,

82, 83, 85, 86,

50, 52, 53, 56,

49, 51, 54, 55,

25, 26, 27, 31,

28, 29, 30, 32,

19, 21, 22, 23,

17, 18, 20, 24,