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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:144CC GHM

Order: 19

Horizontal side: 144 Vertical side: 144

Elements: 2√2, 8√2, 12, 10√2, 16, 12√2, 19, 20, 22, 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 16 124 90 16 106 92 18 207 102 28 20 92 18 161 94 16 82 102 8

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
12√2
10√2
20
2√2
16
8√2