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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:64AA GHM

Order: 19

Horizontal side: 64 Vertical side: 64

Elements: 3√2, 6, 6√2, 8√2, 9√2, 11√2, 16, 12√2, 18, 20, 15√2, 22, 16√2, 24, 18√2, 26, 20√2, 22√2, 24√2.

Code: 245 0 40 244 24 40 160 48 64 161 64 64 36 29 45 67 32 48 66 32 42 152 53 33 261 64 48 90 29 45 202 20 20 124 12 28 86 12 28 182 38 18 181 38 36 110 53 33 220 42 22 221 64 22 203 20 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)

24
24√2
16√2
16
3√2
6
6√2
15√2
26
9√2
20√2
12√2
8√2
18√2
18
11√2
22√2
22
20