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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:144AA GHM

Order: 19

Horizontal side: 144 Vertical side: 144

Elements: 6, 6√2, 7√2, 14, 22, 18√2, 19√2, 32, 25√2, 36, 40, 44, 32√2, 50, 36√2, 47√2, 50√2, 72, 72√2.

Code: 725 0 72 724 72 72 506 94 94 223 94 72 505 94 44 362 36 36 474 47 25 403 94 32 62 100 38 254 119 19 443 144 0 63 100 32 192 119 19 363 36 0 182 54 18 76 47 25 147 54 32 320 68 32 321 100 32

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
72√2
50√2
22
50
36√2
47√2
40
6√2
25√2
44
6
19√2
36
18√2
7√2
14
32√2
32