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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:35AB GHM

Order: 18

Horizontal side: 35 Vertical side: 35

Elements: 1, 3, 6, 7, 8, 6√2, 9, 7√2, 10, 11, 8√2, 9√2, 13, 10√2, 11√2, 16, 18, 13√2.

Code: 135 0 22 134 13 22 90 26 35 91 35 35 76 10 19 102 27 16 181 35 26 112 11 11 101 10 22 37 10 22 75 10 12 163 27 0 82 35 8 11 11 12 62 17 6 61 17 12 113 11 0 83 35 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)

13
13√2
9√2
9
7√2
10√2
18
11√2
10
3
7
16
8√2
1
6√2
6
11
8