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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:80BT GHM

Order: 19

Horizontal side: 80 Vertical side: 80

Elements: 2√2, 4, 4√2, 7, 8, 8√2, 12, 14, 10√2, 13√2, 19, 14√2, 20, 26, 27, 27√2, 40, 53, 40√2.

Code: 535 0 27 404 40 40 403 80 40 134 53 27 203 66 20 142 80 26 141 80 40 277 0 27 270 27 27 191 46 27 77 46 27 263 80 0 125 46 8 104 56 10 83 66 12 26 56 10 45 58 8 44 62 8 84 54 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)

53
40√2
40
13√2
20
14√2
14
27
27√2
19
7
26
12
10√2
8
2√2
4
4√2
8√2