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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:198AG GHM

Order: 18

Horizontal side: 198 Vertical side: 198

Elements: 8, 6√2, 8√2, 12, 9√2, 16, 12√2, 18, 15√2, 25√2, 50, 66, 50√2, 82, 66√2, 74√2, 132, 99√2.

Code: 1325 0 66 994 99 99 746 124 124 256 99 99 152 139 109 90 139 109 60 130 100 181 148 100 502 198 50 127 124 94 120 136 94 87 124 82 86 124 74 167 132 82 823 148 0 665 0 0 664 66 0 503 198 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)

132
99√2
74√2
25√2
15√2
9√2
6√2
18
50√2
12
12√2
8
8√2
16
82
66
66√2
50