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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:176AL GHM

Order: 18

Horizontal side: 176 Vertical side: 176

Elements: 4, 4√2, 8, 7√2, 8√2, 14, 16, 14√2, 28, 30, 44, 60, 51√2, 74, 58√2, 60√2, 116, 88√2.

Code: 1165 0 60 884 88 88 743 176 102 140 102 102 301 132 102 447 132 102 516 125 51 281 116 88 165 116 72 85 116 64 84 124 64 143 132 58 45 116 60 44 120 60 605 0 0 604 60 0 580 118 58 74 125 51

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

116
88√2
74
14√2
30
44
51√2
28
16
8
8√2
14
4
4√2
60
60√2
58√2
7√2