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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:222AL GHM

Order: 19

Horizontal side: 222 Vertical side: 222

Elements: 12√2, 13√2, 20, 16√2, 26, 20√2, 32, 26√2, 28√2, 40, 55, 56, 40√2, 43√2, 83, 111, 83√2, 139, 111√2.

Code: 1395 0 83 1114 111 111 1113 222 111 284 139 83 160 167 111 551 222 111 120 151 95 321 183 95 262 209 69 837 0 83 830 83 83 404 123 43 403 163 43 202 183 63 263 209 43 132 222 56 203 183 43 563 222 0 434 166 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)

139
111√2
111
28√2
16√2
55
12√2
32
26√2
83
83√2
40√2
40
20√2
26
13√2
20
56
43√2