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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:34AB GHM

Order: 18

Horizontal side: 34 Vertical side: 34

Elements: 1, 1√2, 4, 3√2, 5, 4√2, 6, 7, 8, 6√2, 7√2, 10, 8√2, 15, 16, 12√2, 18, 17√2.

Code: 187 0 34 153 18 19 167 18 34 176 17 17 30 3 19 74 10 12 73 17 12 12 18 18 11 18 19 55 17 12 67 0 16 66 0 10 45 6 12 85 6 4 84 14 4 120 22 12 105 0 0 44 10 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)

18
15
16
17√2
3√2
7√2
7
1√2
1
5
6
6√2
4
8
8√2
12√2
10
4√2