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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:136BU2of2 GHM

Order: 19

Horizontal side: 136 Vertical side: 136

Elements: 1√2, 5, 4√2, 7, 5√2, 8, 7√2, 10, 14, 18√2, 32, 36, 32√2, 50, 36√2, 68, 50√2, 86, 68√2.

Code: 865 0 50 684 68 68 683 136 68 184 86 50 320 104 68 321 136 68 507 0 50 500 50 50 141 64 50 72 71 43 71 71 50 57 71 50 56 71 45 107 76 50 12 72 44 83 72 36 42 76 40 364 100 0 363 136 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)

86
68√2
68
18√2
32√2
32
50
50√2
14
7√2
7
5
5√2
10
1√2
8
4√2
36√2
36