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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:68AM GHM

Order: 18

Horizontal side: 68 Vertical side: 68

Elements: 2√2, 4, 4√2, 6, 8, 10, 8√2, 9√2, 14, 10√2, 18, 20, 15√2, 24, 24√2, 34, 44, 34√2.

Code: 445 0 24 344 34 34 343 68 34 104 44 24 103 54 24 82 62 26 141 68 34 83 62 18 42 66 22 247 0 24 240 24 24 154 39 9 63 54 18 43 66 18 22 68 20 203 68 0 96 39 9 187 48 18

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)

44
34√2
34
10√2
10
8√2
14
8
4√2
24
24√2
15√2
6
4
2√2
20
9√2
18