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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:180AB GHM

Order: 19

Horizontal side: 180 Vertical side: 180

Elements: 3√2, 13√2, 22, 26, 22√2, 26√2, 44, 50, 52, 41√2, 58, 61, 67, 50√2, 72, 78, 58√2, 61√2, 65√2.

Code: 652 65 115 521 52 180 262 78 154 671 119 180 617 119 180 616 119 119 263 78 128 412 119 113 134 65 115 783 78 50 32 122 116 443 122 72 582 180 58 225 78 50 224 100 50 723 122 0 583 180 0 505 0 0 504 50 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)

65√2
52
26√2
67
61
61√2
26
41√2
13√2
78
3√2
44
58√2
22
22√2
72
58
50
50√2