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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:284BE1of2 GHM

Order: 19

Horizontal side: 284 Vertical side: 284

Elements: 2√2, 4, 6, 6√2, 12, 9√2, 18, 18√2, 21√2, 23√2, 46, 48√2, 96, 71√2, 94√2, 96√2, 142, 188, 142√2.

Code: 1885 0 96 1424 142 142 1423 284 142 461 188 142 182 206 124 484 236 94 716 213 71 183 206 106 92 215 115 210 215 115 67 188 106 66 188 100 127 194 106 45 188 96 965 0 0 964 96 0 20 192 96 940 190 94 234 213 71

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
142√2
142
46
18√2
48√2
71√2
18
9√2
21√2
6
6√2
12
4
96
96√2
2√2
94√2
23√2