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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:148BF GHM

Order: 18

Horizontal side: 148 Vertical side: 148

Elements: 3√2, 6, 6√2, 9√2, 18, 30, 32, 36, 40, 30√2, 32√2, 48, 36√2, 40√2, 64, 48√2, 72, 112.

Code: 1127 0 148 360 112 148 361 148 148 643 76 48 322 108 80 721 148 112 323 108 48 402 148 40 96 3 39 185 12 30 484 60 0 483 108 0 403 148 0 30 3 39 67 0 36 60 6 36 307 0 30 300 30 30

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)

112
36√2
36
64
32√2
72
32
40√2
9√2
18
48√2
48
40
3√2
6
6√2
30
30√2