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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:122AV GHM

Order: 19

Horizontal side: 122 Vertical side: 122

Elements: 12, 9√2, 10√2, 12√2, 18, 22, 24, 18√2, 30, 22√2, 42, 30√2, 44, 33√2, 50, 38√2, 56, 44√2, 50√2.

Code: 567 0 122 440 56 122 441 100 122 222 122 100 221 122 122 506 72 50 120 12 78 121 24 78 182 42 60 384 62 40 332 33 33 241 24 66 183 42 42 302 72 30 106 62 40 505 72 0 94 33 33 423 42 0 303 72 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)

56
44√2
44
22√2
22
50√2
12√2
12
18√2
38√2
33√2
24
18
30√2
10√2
50
9√2
42
30