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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:144AN GHM

Order: 19

Horizontal side: 144 Vertical side: 144

Elements: 1√2, 3√2, 6, 6√2, 11, 12, 10√2, 11√2, 20, 22, 20√2, 29, 40, 52, 62, 72, 82, 62√2, 72√2.

Code: 825 0 62 724 72 72 723 144 72 104 82 62 30 92 72 521 144 72 60 89 69 61 95 69 295 95 40 10 83 63 121 95 63 627 0 62 620 62 62 221 84 62 112 95 51 113 95 40 401 124 40 202 144 20 203 144 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)

82
72√2
72
10√2
3√2
52
6√2
6
29
1√2
12
62
62√2
22
11√2
11
40
20√2
20