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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:64AK JDS

Order: 18

Horizontal side: 64 Vertical side: 64

Elements: 1, 1√2, 2, 3, 3√2, 5√2, 8, 6√2, 10, 8√2, 10√2, 20, 24, 20√2, 22√2, 24√2, 40, 32√2.

Code: 405 0 24 324 32 32 226 42 42 103 42 32 52 47 37 23 47 35 12 48 36 13 48 35 62 54 30 30 45 35 31 48 35 84 40 24 83 48 24 100 54 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
22√2
10
5√2
2
1√2
1
6√2
3√2
3
8√2
8
10√2
24
24√2
20√2
20