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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:45AF GHM

Order: 19

Horizontal side: 45 Vertical side: 45

Elements: 1, 1√2, 2, 3√2, 6, 9, 7√2, 11, 12, 9√2, 14, 15, 11√2, 12√2, 18, 20, 22, 24, 18√2.

Code: 205 0 25 184 18 27 183 36 27 92 45 36 91 45 45 243 45 12 21 20 27 12 21 26 11 21 27 157 21 27 76 14 19 147 0 25 36 11 22 67 14 25 116 0 11 225 11 0 124 33 0 123 45 0 115 0 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
18√2
18
9√2
9
24
2
1√2
1
15
7√2
14
3√2
6
11√2
22
12√2
12
11