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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:68AQ GHM

Order: 19

Horizontal side: 68 Vertical side: 68

Elements: 1, 1√2, 2, 2√2, 3√2, 7, 5√2, 6√2, 10, 12, 11√2, 17, 22, 24, 29, 22√2, 24√2, 44, 34√2.

Code: 445 0 24 344 34 34 293 68 39 50 39 39 121 51 39 62 57 33 171 68 39 101 44 34 75 44 27 110 57 33 17 44 27 10 45 27 34 48 24 27 44 26 20 46 26 245 0 0 244 24 0 220 46 22 221 68 22

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)

44
34√2
29
5√2
12
6√2
17
10
7
11√2
1
1√2
3√2
2
2√2
24
24√2
22√2
22