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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:50AH GHM

Order: 18

Horizontal side: 50 Vertical side: 50

Elements: 1, 1√2, 2, 3, 4, 5√2, 6√2, 7√2, 11, 8√2, 12, 14, 12√2, 18, 25, 18√2, 32, 25√2.

Code: 325 0 18 254 25 25 253 50 25 74 32 18 23 39 23 35 39 22 111 50 25 50 37 23 14 38 22 13 39 22 41 42 22 82 50 14 187 0 18 180 18 18 124 30 6 123 42 6 143 50 0 64 36 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
25√2
25
7√2
2
3
11
5√2
1√2
1
4
8√2
18
18√2
12√2
12
14
6√2