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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:280AE GHM

Order: 19

Horizontal side: 280 Vertical side: 280

Elements: 1√2, 2, 2√2, 4, 4√2, 7√2, 8√2, 22, 22√2, 44, 44√2, 74, 88, 96, 118, 140, 162, 118√2, 140√2.

Code: 1625 0 118 1404 140 140 1403 280 140 224 162 118 223 184 118 82 192 132 961 280 140 76 185 125 885 192 44 10 185 125 27 184 124 20 186 124 47 184 122 40 188 122 1187 0 118 1180 118 118 741 192 118 444 236 0 443 280 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)

162
140√2
140
22√2
22
8√2
96
7√2
88
1√2
2
2√2
4
4√2
118
118√2
74
44√2
44