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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:280AB GHM

Order: 19

Horizontal side: 280 Vertical side: 280

Elements: 1√2, 2, 2√2, 4, 4√2, 8, 14, 15√2, 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 46 180 136 85 184 132 961 280 140 26 178 134 45 180 132 16 177 133 25 178 132 150 177 133 141 192 132 885 192 44 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
4√2
8
96
2√2
4
1√2
2
15√2
14
88
118
118√2
74
44√2
44