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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:64AJ JDS

Order: 18

Horizontal side: 64 Vertical side: 64

Elements: 1√2, 2, 2√2, 3√2, 6, 8, 10, 8√2, 10√2, 16, 12√2, 20, 16√2, 24, 20√2, 24√2, 40, 32√2.

Code: 405 0 24 324 32 32 166 48 48 163 48 32 122 60 36 63 60 30 32 63 33 10 63 33 84 40 24 83 48 24 20 62 32 21 64 32 100 54 30 101 64 30 245 0 0 244 24 0 200 44 20 201 64 20

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)

40
32√2
16√2
16
12√2
6
3√2
1√2
8√2
8
2√2
2
10√2
10
24
24√2
20√2
20