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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:228BI GHM

Order: 19

Horizontal side: 228 Vertical side: 228

Elements: 5, 6, 5√2, 6√2, 10, 12, 15, 12√2, 15√2, 25√2, 56, 56√2, 80, 86, 92, 80√2, 86√2, 142, 148.

Code: 1485 0 80 1421 142 228 867 142 228 866 142 142 252 167 117 103 167 107 52 172 112 53 172 107 562 228 56 150 157 107 151 172 107 67 142 92 66 142 86 125 148 80 124 160 80 923 172 0 805 0 0 804 80 0 563 228 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
142
86
86√2
25√2
10
5√2
5
56√2
15√2
15
6
6√2
12
12√2
92
80
80√2
56