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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:164AL GHM

Order: 18

Horizontal side: 164 Vertical side: 164

Elements: 4, 4√2, 8, 6√2, 12, 9√2, 14, 12√2, 18, 18√2, 32, 41√2, 64, 50√2, 82, 64√2, 100, 82√2.

Code: 1005 0 64 824 82 82 823 164 82 184 100 64 60 118 82 141 132 82 327 132 82 416 123 41 120 112 76 121 124 76 85 124 68 45 124 64 44 128 64 183 132 50 645 0 0 644 64 0 500 114 50 94 123 41

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)

100
82√2
82
18√2
6√2
14
32
41√2
12√2
12
8
4
4√2
18
64
64√2
50√2
9√2