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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:144BX GHM

Order: 19

Horizontal side: 144 Vertical side: 144

Elements: 4√2, 8, 6√2, 8√2, 12, 13, 16, 22, 16√2, 22√2, 25√2, 37, 44, 47, 50, 47√2, 72, 97, 72√2.

Code: 975 0 47 724 72 72 723 144 72 254 97 47 220 122 72 221 144 72 166 84 34 447 100 50 503 144 0 477 0 47 470 47 47 371 84 47 137 84 47 165 84 18 85 84 10 84 92 10 123 100 6 44 88 6 64 94 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)

97
72√2
72
25√2
22√2
22
16√2
44
50
47
47√2
37
13
16
8
8√2
12
4√2
6√2