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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:186AS2of4 GHM

Order: 19

Horizontal side: 186 Vertical side: 186

Elements: 2√2, 4, 4√2, 8, 6√2, 7√2, 12, 14, 13√2, 20√2, 40, 40√2, 66, 73, 80, 66√2, 73√2, 113, 120.

Code: 1205 0 66 1131 113 186 737 113 186 736 113 113 202 133 93 130 133 93 76 113 73 147 120 80 26 132 78 47 134 80 46 134 76 87 138 80 803 146 0 402 186 40 123 132 66 62 138 72 665 0 0 664 66 0 403 186 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)

120
113
73
73√2
20√2
13√2
7√2
14
2√2
4
4√2
8
80
40√2
12
6√2
66
66√2
40