2, 3, 6, 7,

1, 4, 5, 8,

66, 69, 71, 72,

65, 67, 68, 70,

42, 43, 47, 48,

41, 44, 45, 46,

50, 51, 54, 56,

49, 52, 53, 55,

57, 59, 61, 64,

58, 60, 62, 63,

172, 173, 176, 178,

171, 174, 175, 177,

17, 20, 21, 23,

18, 19, 22, 24,

108, 110, 111, 112,

105, 106, 107, 109,

149, 150, 151, 153,

147, 148, 152, 154,

81, 84, 85, 88,

82, 83, 86, 87,

132, 134, 136, 138,

131, 133, 135, 137,

89, 90, 91, 95,

92, 93, 94, 96,

139, 140, 142, 145,

141, 143, 144, 146,

155, 157, 161, 162,

156, 158, 159, 160,

166, 167, 168, 169,

163, 164, 165, 170,

74, 76, 77, 79,

73, 75, 78, 80,

121, 122, 123, 128, 129,

124, 125, 126, 127, 130,

11, 13, 14, 16,

9, 10, 12, 15,

113, 115, 117, 119,

114, 116, 118, 120,

98, 99, 101, 103,

97, 100, 102, 104,

34, 36, 39, 40,

33, 35, 37, 38,

25, 27, 30, 31,

26, 28, 29, 32,