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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:170AQ GHM

Order: 19

Horizontal side: 170 Vertical side: 170

Elements: 5√2, 10, 10√2, 20, 16√2, 18√2, 32, 25√2, 36, 40, 32√2, 34√2, 40√2, 64, 66, 52√2, 80, 65√2, 85√2.

Code: 852 85 85 654 65 105 400 130 170 401 170 170 256 65 105 807 90 130 643 170 66 50 85 85 100 80 80 101 90 80 186 52 52 365 70 34 201 90 70 166 90 50 325 106 34 324 138 34 663 170 0 520 52 52 344 104 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)

85√2
65√2
40√2
40
25√2
80
64
5√2
10√2
10
18√2
36
20
16√2
32
32√2
66
52√2
34√2