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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:162AG GHM

Order: 18

Horizontal side: 162 Vertical side: 162

Elements: 6, 6√2, 12, 18, 17√2, 18√2, 30, 34, 30√2, 32√2, 34√2, 64, 66, 68, 49√2, 62√2, 64√2, 66√2.

Code: 662 66 96 494 49 113 326 66 130 647 98 162 646 98 98 176 49 113 622 128 68 663 66 30 683 128 0 342 162 34 343 162 0 307 0 30 300 30 30 184 48 12 183 66 12 121 60 12 62 66 6 61 66 12

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)

66√2
49√2
32√2
64
64√2
17√2
62√2
66
68
34√2
34
30
30√2
18√2
18
12
6√2
6