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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:228BH GHM

Order: 19

Horizontal side: 228 Vertical side: 228

Elements: 4√2, 5√2, 8, 6√2, 10, 8√2, 12, 18, 17√2, 34, 40√2, 57, 80, 57√2, 91, 80√2, 114, 148, 114√2.

Code: 1485 0 80 1144 114 114 1143 228 114 341 148 114 185 148 96 404 188 74 576 171 57 82 156 88 81 156 96 42 160 92 101 166 96 52 171 91 123 160 80 62 166 86 913 171 0 172 188 74 805 0 0 804 80 0 575 171 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)

148
114√2
114
34
18
40√2
57√2
8√2
8
4√2
10
5√2
12
6√2
91
17√2
80
80√2
57