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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:108AN GHM

Order: 18

Horizontal side: 108 Vertical side: 108

Elements: 1, 1√2, 2, 3, 3√2, 5√2, 10, 20, 16√2, 20√2, 32, 24√2, 40, 32√2, 48, 60, 44√2, 54√2.

Code: 605 0 48 544 54 54 446 64 64 103 64 54 242 88 40 54 59 49 36 61 51 23 61 49 35 61 48 14 60 48 13 61 48 485 0 0 324 32 16 323 64 16 403 88 0 202 108 20 203 108 0 164 48 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)

60
54√2
44√2
10
24√2
5√2
3√2
2
3
1√2
1
48
32√2
32
40
20√2
20
16√2