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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:146BF GHM

Order: 19

Horizontal side: 146 Vertical side: 146

Elements: 9, 9√2, 10√2, 15, 12√2, 18, 20, 15√2, 18√2, 20√2, 21√2, 30, 40, 43, 58, 73, 58√2, 88, 73√2.

Code: 885 0 58 734 73 73 733 146 73 154 88 58 153 103 58 122 115 61 431 146 73 210 115 61 587 0 58 580 58 58 184 76 40 183 94 40 92 103 49 91 103 58 401 116 40 202 136 20 201 136 40 102 146 30 303 146 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)

88
73√2
73
15√2
15
12√2
43
21√2
58
58√2
18√2
18
9√2
9
40
20√2
20
10√2
30