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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:230AU GHM

Order: 19

Horizontal side: 230 Vertical side: 230

Elements: 11, 9√2, 18, 18√2, 26, 25√2, 36, 26√2, 39, 50, 52, 54, 39√2, 63, 89, 115, 89√2, 141, 115√2.

Code: 1415 0 89 1154 115 115 1153 230 115 264 141 89 263 167 89 545 167 61 631 230 115 897 0 89 890 89 89 394 128 50 393 167 50 115 167 50 361 203 61 182 221 43 181 221 61 92 230 52 523 230 0 501 178 50 252 203 25

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)

141
115√2
115
26√2
26
54
63
89
89√2
39√2
39
11
36
18√2
18
9√2
52
50
25√2