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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:146AF GHM

Order: 18

Horizontal side: 146 Vertical side: 146

Elements: 6, 6√2, 12, 9√2, 18, 16√2, 19√2, 21√2, 32, 38, 30√2, 32√2, 38√2, 60, 70, 76, 57√2, 70√2.

Code: 767 0 146 700 76 146 701 146 146 66 0 70 125 6 64 214 27 55 306 18 46 607 48 76 196 89 57 387 108 76 386 108 38 65 0 64 322 32 32 181 18 64 92 27 55 570 89 57 323 32 0 162 48 16

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)

76
70√2
70
6√2
12
21√2
30√2
60
19√2
38
38√2
6
32√2
18
9√2
57√2
32
16√2