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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:140BO1of2 GHM

Order: 19

Horizontal side: 140 Vertical side: 140

Elements: 1, 1√2, 2, 3, 3√2, 5√2, 10, 10√2, 16, 18√2, 34, 36, 34√2, 36√2, 52, 70, 52√2, 88, 70√2.

Code: 885 0 52 704 70 70 703 140 70 184 88 52 340 106 70 341 140 70 527 0 52 520 52 52 104 62 42 103 72 42 167 72 52 54 67 37 36 69 39 23 69 37 35 69 36 14 68 36 13 69 36 364 104 0 363 140 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)

88
70√2
70
18√2
34√2
34
52
52√2
10√2
10
16
5√2
3√2
2
3
1√2
1
36√2
36