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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:78AB GHM

Order: 19

Horizontal side: 78 Vertical side: 78

Elements: 2, 2√2, 4, 6, 8, 6√2, 10, 11, 8√2, 12, 11√2, 16, 21, 16√2, 35, 27√2, 43, 35√2, 39√2.

Code: 435 0 35 394 39 39 276 51 51 123 51 39 112 62 40 113 62 29 162 78 24 64 45 33 103 51 29 357 0 35 350 35 35 61 41 35 27 41 35 20 43 35 47 41 33 211 62 29 163 78 8 84 70 0 83 78 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)

43
39√2
27√2
12
11√2
11
16√2
6√2
10
35
35√2
6
2
2√2
4
21
16
8√2
8