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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:58AE GHM

Order: 18

Horizontal side: 58 Vertical side: 58

Elements: 2√2, 3, 3√2, 4√2, 6, 5√2, 8, 6√2, 7√2, 14, 15, 14√2, 15√2, 22, 18√2, 22√2, 36, 29√2.

Code: 365 0 22 294 29 29 156 43 43 143 43 29 155 43 28 74 36 22 26 41 27 37 43 28 36 43 25 65 46 22 64 52 22 146 44 14 50 41 27 225 0 0 224 22 0 46 40 18 87 44 22 180 40 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)

36
29√2
15√2
14
15
7√2
2√2
3
3√2
6
6√2
14√2
5√2
22
22√2
4√2
8
18√2