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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:144BJ JDS

Order: 19

Horizontal side: 144 Vertical side: 144

Elements: 2, 4, 3√2, 5, 4√2, 5√2, 8, 10, 11, 10√2, 18√2, 36, 50, 36√2, 47√2, 50√2, 72, 94, 72√2.

Code: 945 0 50 724 72 72 723 144 72 184 90 54 106 98 62 367 108 72 366 108 36 83 98 54 105 98 52 44 94 50 43 98 50 25 98 50 54 103 47 53 108 47 505 0 0 504 50 0 30 100 50 470 97 47 111 108 47

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)

94
72√2
72
18√2
10√2
36
36√2
8
10
4√2
4
2
5√2
5
50
50√2
3√2
47√2
11