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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:64BB GHM

Order: 19

Horizontal side: 64 Vertical side: 64

Elements: 1, 1√2, 2√2, 4, 3√2, 5, 6, 5√2, 8, 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 53 47 32 45 47 33 15 47 32 24 49 31 30 51 33 84 40 24 83 48 24 12 49 31 67 48 30 100 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
5
4
1
2√2
3√2
8√2
8
1√2
6
10√2
24
24√2
20√2
20