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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:130AR GHM

Order: 19

Horizontal side: 130 Vertical side: 130

Elements: 7, 5√2, 9, 10, 8√2, 9√2, 10√2, 16, 18, 13√2, 20, 18√2, 36, 47, 56, 65, 74, 56√2, 65√2.

Code: 745 0 56 654 65 65 653 130 65 94 74 56 93 83 56 165 83 49 471 130 65 567 0 56 560 56 56 201 76 56 102 86 46 71 83 56 84 91 41 130 99 49 103 86 36 52 91 41 361 112 36 182 130 18 183 130 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)

74
65√2
65
9√2
9
16
47
56
56√2
20
10√2
7
8√2
13√2
10
5√2
36
18√2
18