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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:216AB GHM

Order: 18

Horizontal side: 216 Vertical side: 216

Elements: 2√2, 4, 4√2, 8, 20, 22, 21√2, 22√2, 44, 50, 58, 50√2, 58√2, 100, 108, 79√2, 116, 108√2.

Code: 1165 0 100 1084 108 108 1083 216 108 81 116 108 42 120 104 504 166 58 503 216 58 43 120 100 22 122 102 226 100 80 445 122 58 1007 0 100 216 79 79 207 100 100 225 100 58 790 79 79 584 158 0 583 216 0

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
108√2
108
8
4√2
50√2
50
4
2√2
22√2
44
100
21√2
20
22
79√2
58√2
58