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Primitive Perfect Isosceles Right Triangled Square

Title: _r 18:62AA2of4 GHM

Order: 18

Horizontal side: 62 Vertical side: 62

Elements: 1√2, 2, 6√2, 12, 9√2, 11√2, 12√2, 18, 20, 21, 22, 23, 24, 18√2, 19√2, 20√2, 21√2, 22√2.

Code: 225 0 40 224 22 40 180 44 62 181 62 62 66 20 38 127 26 44 126 26 32 247 38 44 233 62 21 202 20 20 114 11 29 96 11 29 192 39 19 16 38 20 27 39 21 210 41 21 211 62 21 203 20 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)

22
22√2
18√2
18
6√2
12
12√2
24
23
20√2
11√2
9√2
19√2
1√2
2
21√2
21
20