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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:72AJ2of4 GHM

Order: 19

Horizontal side: 72 Vertical side: 72

Elements: 2, 2√2, 3, 4, 3√2, 4√2, 6, 7, 5√2, 8, 7√2, 16, 16√2, 24, 32, 24√2, 28√2, 48, 36√2.

Code: 485 0 24 364 36 36 286 44 44 50 44 44 30 39 39 31 42 39 77 42 39 70 49 39 61 42 36 27 42 32 26 42 30 47 44 32 46 44 28 87 48 32 323 56 0 162 72 16 245 0 0 244 24 0 163 72 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)

48
36√2
28√2
5√2
3√2
3
7
7√2
6
2
2√2
4
4√2
8
32
16√2
24
24√2
16