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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:146AZ GHM

Order: 18

Horizontal side: 146 Vertical side: 146

Elements: 4, 4√2, 8, 6√2, 12, 14√2, 19√2, 20√2, 21√2, 33, 38, 40, 34√2, 53, 73, 53√2, 93, 73√2.

Code: 935 0 53 734 73 73 733 146 73 204 93 53 66 107 67 125 113 61 331 146 73 140 107 67 81 121 61 42 125 57 41 125 61 212 146 40 383 125 19 537 0 53 530 53 53 344 87 19 403 146 0 194 106 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)

93
73√2
73
20√2
6√2
12
33
14√2
8
4√2
4
21√2
38
53
53√2
34√2
40
19√2