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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:80AQ GHM

Order: 19

Horizontal side: 80 Vertical side: 80

Elements: 1, 1√2, 2, 6√2, 7√2, 10, 8√2, 12, 9√2, 14, 15, 18, 14√2, 26, 33, 40, 33√2, 47, 40√2.

Code: 475 0 33 404 40 40 403 80 40 74 47 33 66 48 34 125 54 28 261 80 40 13 48 33 82 56 26 337 0 33 330 33 33 151 48 33 21 56 28 12 57 27 101 66 28 142 80 14 90 57 27 181 66 18 143 80 0

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
6√2
12
26
1
8√2
33
33√2
15
2
1√2
10
14√2
9√2
18
14