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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:36AA3of5 GHM

Order: 18

Horizontal side: 36 Vertical side: 36

Elements: 1, 1√2, 2, 2√2, 3, 4, 3√2, 4√2, 5√2, 8, 10, 8√2, 12, 10√2, 16, 20, 16√2, 18√2.

Code: 207 0 36 123 20 24 167 20 36 186 18 18 80 8 24 81 16 24 42 20 20 41 20 24 20 18 18 105 0 6 104 10 6 160 20 16 32 3 3 54 5 1 33 3 0 25 3 1 15 3 0 14 4 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)

20
12
16
18√2
8√2
8
4√2
4
2√2
10
10√2
16√2
3√2
5√2
3
2
1
1√2