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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:128AV GHM

Order: 19

Horizontal side: 128 Vertical side: 128

Elements: 5√2, 10, 8√2, 9√2, 14, 16, 12√2, 18, 16√2, 24, 18√2, 22√2, 32, 44, 48, 64, 48√2, 80, 64√2.

Code: 805 0 48 644 64 64 643 128 64 164 80 48 163 96 48 82 104 56 321 128 64 126 92 44 245 104 32 485 0 0 484 48 0 443 92 0 222 114 22 101 114 32 52 119 27 141 128 32 90 119 27 180 110 18 181 128 18

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)

80
64√2
64
16√2
16
8√2
32
12√2
24
48
48√2
44
22√2
10
5√2
14
9√2
18√2
18