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Primitive Perfect Isosceles Right Triangled Square

Title: _ 15:40AB1of2 GHM

Order: 15

Horizontal side: 40 Vertical side: 40

Elements: 4, 3√2, 4√2, 6, 5√2, 8, 6√2, 10, 8√2, 10√2, 16, 20, 15√2, 17√2, 20√2.

Code: 202 20 20 174 17 23 60 34 40 61 40 40 80 28 34 81 36 34 42 40 30 41 40 34 203 40 10 36 17 23 167 20 26 56 15 15 150 15 15 104 30 0 103 40 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)

20√2
17√2
6√2
6
8√2
8
4√2
4
20
3√2
16
5√2
15√2
10√2
10