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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:304AM GHM

Order: 19

Horizontal side: 304 Vertical side: 304

Elements: 10, 10√2, 20, 15√2, 30, 36, 30√2, 36√2, 54, 45√2, 72, 54√2, 80, 62√2, 116, 152, 116√2, 188, 152√2.

Code: 1885 0 116 1524 152 152 1523 304 152 364 188 116 363 224 116 452 269 107 801 304 152 1167 0 116 1160 116 116 544 170 62 543 224 62 150 269 107 300 254 92 301 284 92 205 284 72 105 284 62 104 294 62 723 304 0 624 232 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)

188
152√2
152
36√2
36
45√2
80
116
116√2
54√2
54
15√2
30√2
30
20
10
10√2
72
62√2