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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:128AL GHM

Order: 18

Horizontal side: 128 Vertical side: 128

Elements: 2√2, 4, 4√2, 5√2, 6√2, 10, 12, 10√2, 20, 22, 32, 44, 37√2, 54, 42√2, 44√2, 84, 64√2.

Code: 845 0 44 644 64 64 543 128 74 100 74 74 221 96 74 327 96 74 376 91 37 201 84 64 125 84 52 42 88 48 64 90 46 103 96 42 43 88 44 22 90 46 445 0 0 444 44 0 420 86 42 54 91 37

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)

84
64√2
54
10√2
22
32
37√2
20
12
4√2
6√2
10
4
2√2
44
44√2
42√2
5√2