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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:170AC GHM

Order: 19

Horizontal side: 170 Vertical side: 170

Elements: 15√2, 16√2, 25, 18√2, 32, 36, 40, 32√2, 34√2, 35√2, 55, 40√2, 64, 66, 70, 50√2, 52√2, 80, 65√2.

Code: 705 0 100 524 52 118 340 104 170 661 170 170 186 52 118 367 70 136 166 90 120 327 106 136 320 138 136 553 90 65 805 90 40 641 170 104 502 50 50 354 35 65 154 50 50 650 65 65 251 90 65 404 130 0 403 170 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)

70
52√2
34√2
66
18√2
36
16√2
32
32√2
55
80
64
50√2
35√2
15√2
65√2
25
40√2
40