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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:144CB GHM

Order: 19

Horizontal side: 144 Vertical side: 144

Elements: 4√2, 8, 6√2, 8√2, 12, 10√2, 19, 22, 28, 31, 22√2, 25√2, 44, 47, 50, 47√2, 72, 97, 72√2.

Code: 975 0 47 724 72 72 723 144 72 254 97 47 443 122 28 222 144 50 221 144 72 503 144 0 477 0 47 470 47 47 311 78 47 197 78 47 125 78 16 84 86 20 83 94 20 287 94 28 44 90 16 106 84 10 64 84 10

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
44
22√2
22
50
47
47√2
31
19
12
8√2
8
28
4√2
10√2
6√2