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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:284AK GHM

Order: 19

Horizontal side: 284 Vertical side: 284

Elements: 3√2, 6, 6√2, 9√2, 12√2, 20, 20√2, 30, 40, 30√2, 40√2, 62, 80, 102, 122, 142, 162, 122√2, 142√2.

Code: 1625 0 122 1424 142 142 1423 284 142 204 162 122 203 182 122 625 182 80 1021 284 142 1227 0 122 1220 122 122 304 152 92 303 182 92 124 164 80 36 173 89 67 176 92 66 176 86 90 173 89 801 244 80 402 284 40 403 284 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
142√2
142
20√2
20
62
102
122
122√2
30√2
30
12√2
3√2
6
6√2
9√2
80
40√2
40