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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:164AN GHM

Order: 18

Horizontal side: 164 Vertical side: 164

Elements: 4, 4√2, 8, 6√2, 12, 9√2, 12√2, 18, 18√2, 23√2, 41, 41√2, 59, 64, 82, 64√2, 100, 82√2.

Code: 1005 0 64 824 82 82 823 164 82 184 100 64 60 118 82 234 141 59 416 123 41 120 112 76 121 124 76 85 124 68 45 124 64 44 128 64 90 132 68 645 0 0 644 64 0 593 123 0 187 123 59 415 123 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)

100
82√2
82
18√2
6√2
23√2
41√2
12√2
12
8
4
4√2
9√2
64
64√2
59
18
41