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Primitive Perfect Isosceles Right Triangled Square

Title: ir 18:56AR1of7 GHM

Order: 18

Horizontal side: 56 Vertical side: 56

Elements: 5, 4√2, 5√2, 8, 6√2, 10, 8√2, 12, 9√2, 15, 16, 12√2, 18, 16√2, 24, 19√2, 32, 28√2.

Code: 325 0 24 284 28 28 166 40 40 86 32 32 165 40 24 46 28 28 85 32 24 122 12 12 181 18 24 92 27 15 194 37 5 243 56 0 153 27 0 105 27 5 123 12 0 62 18 6 55 27 0 54 32 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
16√2
8√2
16
4√2
8
12√2
18
9√2
19√2
24
15
10
12
6√2
5
5√2