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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:148AX GHM

Order: 18

Horizontal side: 148 Vertical side: 148

Elements: 4, 7√2, 12, 14, 16, 14√2, 16√2, 32, 36, 40, 32√2, 54, 40√2, 47√2, 68, 54√2, 80, 94.

Code: 945 0 54 801 80 148 322 112 116 681 148 148 323 112 84 365 112 80 165 80 68 164 96 68 43 112 80 123 108 68 407 108 80 406 108 40 144 94 54 143 108 54 545 0 0 544 54 0 76 101 47 470 101 47

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)

94
80
32√2
68
32
36
16
16√2
4
12
40
40√2
14√2
14
54
54√2
7√2
47√2