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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:80AS GHM

Order: 19

Horizontal side: 80 Vertical side: 80

Elements: 2, 4√2, 6, 7, 8, 6√2, 7√2, 10, 8√2, 12, 14, 21, 22, 26, 33, 40, 33√2, 47, 40√2.

Code: 475 0 33 404 40 40 403 80 40 74 47 33 73 54 33 225 54 18 261 80 40 337 0 33 330 33 33 211 54 33 67 54 18 60 60 18 84 68 10 83 76 10 42 80 14 143 80 0 121 66 12 25 66 10 107 66 10

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)

47
40√2
40
7√2
7
22
26
33
33√2
21
6
6√2
8√2
8
4√2
14
12
2
10