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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:100BB GHM

Order: 18

Horizontal side: 100 Vertical side: 100

Elements: 2√2, 4, 4√2, 8, 11, 8√2, 10√2, 11√2, 20, 22, 18√2, 28, 33, 39, 50, 39√2, 61, 50√2.

Code: 615 0 39 504 50 50 503 100 50 114 61 39 113 72 39 182 90 32 281 100 50 397 0 39 390 39 39 331 72 39 100 90 32 86 72 14 207 80 22 223 100 0 85 72 6 44 76 2 43 80 2 24 78 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)

61
50√2
50
11√2
11
18√2
28
39
39√2
33
10√2
8√2
20
22
8
4√2
4
2√2