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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:56AL GHM

Order: 18

Horizontal side: 56 Vertical side: 56

Elements: 3√2, 6, 5√2, 6√2, 9, 10, 8√2, 9√2, 10√2, 16, 18, 20, 16√2, 24, 26, 27, 20√2, 24√2.

Code: 267 0 56 56 21 51 107 26 56 106 26 46 207 36 56 206 36 36 183 21 33 275 21 24 30 3 33 94 12 24 93 21 24 67 0 30 60 6 30 245 0 0 244 24 0 80 48 24 160 40 16 161 56 16

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)

26
5√2
10
10√2
20
20√2
18
27
3√2
9√2
9
6
6√2
24
24√2
8√2
16√2
16