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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:126AG GHM

Order: 19

Horizontal side: 126 Vertical side: 126

Elements: 1, 1√2, 5, 7, 5√2, 8, 9, 7√2, 14, 13√2, 14√2, 18√2, 36, 36√2, 54, 45√2, 72, 54√2, 63√2.

Code: 725 0 54 634 63 63 456 81 81 130 81 81 50 68 68 51 73 68 77 73 68 76 73 61 147 80 68 140 94 68 91 72 63 17 72 63 16 72 62 85 72 54 545 0 0 544 54 0 180 108 54 360 90 36 361 126 36

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)

72
63√2
45√2
13√2
5√2
5
7
7√2
14
14√2
9
1
1√2
8
54
54√2
18√2
36√2
36