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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:44AB GHM

Order: 18

Horizontal side: 44 Vertical side: 44

Elements: 5, 7, 8, 9, 7√2, 10, 11, 8√2, 9√2, 13, 10√2, 11√2, 16, 17, 18, 13√2, 17√2, 18√2.

Code: 185 0 26 184 18 26 163 36 28 82 44 36 81 44 44 136 31 23 110 20 28 111 31 28 57 31 28 95 0 17 94 9 17 135 31 10 177 0 17 170 17 17 74 24 10 73 31 10 104 34 0 103 44 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)

18
18√2
16
8√2
8
13√2
11√2
11
5
9
9√2
13
17
17√2
7√2
7
10√2
10