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Primitive Perfect Isosceles Right Triangled Square

Title: _r 18:56AT1of4 GHM

Order: 18

Horizontal side: 56 Vertical side: 56

Elements: 1, 1√2, 2, 2√2, 4, 7, 8, 7√2, 8√2, 14, 16, 14√2, 21, 16√2, 27, 28, 32, 28√2.

Code: 325 0 24 284 28 28 283 56 28 41 32 28 22 34 26 21 34 28 12 35 27 11 35 28 77 35 28 76 35 21 147 42 28 146 42 14 273 35 0 165 0 8 164 16 8 215 35 0 85 0 0 84 8 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)

32
28√2
28
4
2√2
2
1√2
1
7
7√2
14
14√2
27
16
16√2
21
8
8√2