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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:104CG GHM

Order: 19

Horizontal side: 104 Vertical side: 104

Elements: 1√2, 6, 6√2, 8√2, 12, 9√2, 10√2, 16, 13√2, 20, 16√2, 26, 32, 23√2, 36, 36√2, 52, 68, 52√2.

Code: 685 0 36 524 52 52 523 104 52 164 68 36 163 84 36 82 92 44 201 104 52 96 83 35 125 92 32 367 0 36 360 36 36 234 59 13 100 82 36 14 83 35 65 92 26 64 98 26 323 104 0 136 59 13 267 72 26

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)

68
52√2
52
16√2
16
8√2
20
9√2
12
36
36√2
23√2
10√2
1√2
6
6√2
32
13√2
26