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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:39AB GHM

Order: 19

Horizontal side: 39 Vertical side: 39

Elements: 2, 2√2, 3, 4, 3√2, 5, 6, 5√2, 6√2, 9, 10, 12, 9√2, 10√2, 15, 12√2, 15√2, 24, 17√2.

Code: 247 0 39 150 24 39 151 39 39 90 9 24 91 18 24 37 18 24 36 18 21 67 21 24 66 21 18 127 27 24 126 27 12 45 18 17 25 18 15 24 20 15 170 22 17 105 0 5 104 10 5 55 0 0 54 5 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)

24
15√2
15
9√2
9
3
3√2
6
6√2
12
12√2
4
2
2√2
17√2
10
10√2
5
5√2