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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:64AM JDS

Order: 18

Horizontal side: 64 Vertical side: 64

Elements: 1, 1√2, 2, 3√2, 5, 4√2, 5√2, 6√2, 10, 12, 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 32 125 42 30 54 37 27 53 42 27 25 42 28 64 48 24 100 54 30 15 42 27 14 43 27 40 44 28 34 40 24 245 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
12
5√2
5
2
6√2
10√2
1
1√2
4√2
3√2
24
24√2
20√2
20