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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:68AL GHM

Order: 19

Horizontal side: 68 Vertical side: 68

Elements: 3, 3√2, 6, 5√2, 7√2, 10, 8√2, 14, 10√2, 11√2, 16, 17, 18, 16√2, 26, 21√2, 34, 42, 34√2.

Code: 425 0 26 344 34 34 343 68 34 84 42 26 70 50 34 181 68 34 173 43 10 147 43 27 110 57 27 265 0 0 214 21 5 36 43 13 67 46 16 160 52 16 161 68 16 35 43 10 56 21 5 105 26 0 104 36 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)

42
34√2
34
8√2
7√2
18
17
14
11√2
26
21√2
3√2
6
16√2
16
3
5√2
10
10√2