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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:108CU GHM

Order: 19

Horizontal side: 108 Vertical side: 108

Elements: 1√2, 2, 2√2, 3√2, 4√2, 5√2, 6√2, 10, 12, 10√2, 12√2, 30, 36, 42, 30√2, 36√2, 39√2, 72, 54√2.

Code: 725 0 36 544 54 54 396 69 69 50 69 69 100 64 64 101 74 64 42 78 60 36 75 57 302 108 30 10 75 57 27 74 56 20 76 56 124 66 42 123 78 42 64 72 36 423 78 0 365 0 0 364 36 0 303 108 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)

72
54√2
39√2
5√2
10√2
10
4√2
3√2
30√2
1√2
2
2√2
12√2
12
6√2
42
36
36√2
30