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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:144AD GHM

Order: 18

Horizontal side: 144 Vertical side: 144

Elements: 1√2, 2, 6√2, 10, 12, 16√2, 22√2, 32, 36, 38, 32√2, 35√2, 36√2, 38√2, 70, 72, 74, 72√2.

Code: 745 0 70 724 72 72 723 144 72 21 74 72 125 74 60 354 109 37 366 108 36 705 0 0 324 32 38 323 64 38 162 80 54 101 74 70 64 80 54 220 86 60 384 70 0 383 108 0 12 109 37 365 108 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)

74
72√2
72
2
12
35√2
36√2
70
32√2
32
16√2
10
6√2
22√2
38√2
38
1√2
36