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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:68AD GHM

Order: 19

Horizontal side: 68 Vertical side: 68

Elements: 3, 3√2, 4√2, 6, 8, 6√2, 9, 8√2, 9√2, 10√2, 12√2, 20, 15√2, 24, 20√2, 30, 24√2, 28√2, 34√2.

Code: 342 34 34 284 28 40 30 56 68 31 59 68 97 59 68 96 59 59 150 53 65 61 59 65 100 38 50 301 68 50 64 34 34 46 36 36 87 40 40 86 40 32 202 68 20 120 36 36 240 24 24 241 48 24 203 68 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)

34√2
28√2
3√2
3
9
9√2
15√2
6
10√2
30
6√2
4√2
8
8√2
20√2
12√2
24√2
24
20