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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:88AS1of4 GHM

Order: 18

Horizontal side: 88 Vertical side: 88

Elements: 1√2, 5, 5√2, 10, 8√2, 9√2, 10√2, 15, 16, 18, 20, 18√2, 26, 35, 44, 35√2, 53, 44√2.

Code: 535 0 35 444 44 44 443 88 44 94 53 35 80 62 44 261 88 44 10 54 36 161 70 36 182 88 18 357 0 35 350 35 35 104 45 25 103 55 25 155 55 20 54 50 20 53 55 20 201 70 20 183 88 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)

53
44√2
44
9√2
8√2
26
1√2
16
18√2
35
35√2
10√2
10
15
5√2
5
20
18