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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:80BA GHM

Order: 18

Horizontal side: 80 Vertical side: 80

Elements: 1√2, 2, 2√2, 4, 4√2, 8, 8√2, 16, 13√2, 14√2, 16√2, 26, 27, 32, 24√2, 27√2, 53, 40√2.

Code: 535 0 27 404 40 40 323 80 48 86 40 40 165 48 32 164 64 32 246 56 24 44 52 28 43 56 28 87 56 32 14 53 27 146 40 14 27 54 28 26 54 26 277 0 27 270 27 27 134 40 14 265 54 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)

53
40√2
32
8√2
16
16√2
24√2
4√2
4
8
1√2
14√2
2
2√2
27
27√2
13√2
26