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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:130AW GHM

Order: 18

Horizontal side: 130 Vertical side: 130

Elements: 1√2, 4√2, 6, 5√2, 8, 6√2, 10, 14, 11√2, 22, 22√2, 36, 50, 36√2, 47√2, 72, 58√2, 94.

Code: 947 0 130 723 94 58 362 130 94 361 130 130 476 83 47 226 0 36 507 22 58 580 72 58 114 83 47 225 0 14 145 0 0 101 10 14 52 15 9 64 16 8 63 22 8 10 15 9 46 10 4 87 14 8

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)

94
72
36√2
36
47√2
22√2
50
58√2
11√2
22
14
10
5√2
6√2
6
1√2
4√2
8