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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:64AI GHM

Order: 18

Horizontal side: 64 Vertical side: 64

Elements: 2, 2√2, 4, 6, 8, 6√2, 7√2, 8√2, 14, 16, 12√2, 13√2, 16√2, 24, 20√2, 24√2, 40, 32√2.

Code: 405 0 24 324 32 32 166 48 48 163 48 32 122 60 36 26 58 34 45 60 32 143 58 20 25 58 32 84 40 24 83 48 24 62 64 26 61 64 32 136 51 13 245 0 0 244 24 0 200 44 20 74 51 13

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)

40
32√2
16√2
16
12√2
2√2
4
14
2
8√2
8
6√2
6
13√2
24
24√2
20√2
7√2