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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:108AZ GHM

Order: 18

Horizontal side: 108 Vertical side: 108

Elements: 3√2, 4√2, 5√2, 8, 7√2, 10, 8√2, 14, 12√2, 17√2, 29, 36, 29√2, 43, 50, 36√2, 72, 54√2.

Code: 725 0 36 544 54 54 503 108 58 46 54 54 85 58 50 84 66 50 50 74 58 174 91 41 296 79 29 30 69 53 101 79 53 122 91 41 141 72 50 72 79 43 433 79 0 365 0 0 364 36 0 295 79 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)

72
54√2
50
4√2
8
8√2
5√2
17√2
29√2
3√2
10
12√2
14
7√2
43
36
36√2
29