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Primitive Perfect Isosceles Right Triangled Square

Title: d 15:28AE GHM

Order: 15

Horizontal side: 28 Vertical side: 28

Elements: 1, 1√2, 4, 3√2, 4√2, 6, 7, 5√2, 6√2, 9, 10, 9√2, 14, 19, 14√2.

Code: 195 0 9 144 14 14 143 28 14 54 19 9 40 24 14 41 28 14 10 20 10 11 21 10 77 21 10 103 28 0 97 0 9 90 9 9 64 15 3 63 21 3 34 18 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)

19
14√2
14
5√2
4√2
4
1√2
1
7
10
9
9√2
6√2
6
3√2