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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:152AX GHM

Order: 19

Horizontal side: 152 Vertical side: 152

Elements: 3√2, 6, 6√2, 12, 10√2, 20, 15√2, 27, 20√2, 21√2, 30, 33, 40, 46, 61, 76, 61√2, 91, 76√2.

Code: 915 0 61 764 76 76 763 152 76 154 91 61 30 106 76 461 152 76 123 103 61 62 109 67 61 109 73 335 109 40 273 109 40 617 0 61 610 61 61 214 82 40 401 122 40 202 142 20 201 142 40 102 152 30 303 152 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)

91
76√2
76
15√2
3√2
46
12
6√2
6
33
27
61
61√2
21√2
40
20√2
20
10√2
30