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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:148AV GHM

Order: 18

Horizontal side: 148 Vertical side: 148

Elements: 2√2, 4, 3√2, 4√2, 6, 6√2, 20, 20√2, 34, 26√2, 28√2, 40, 37√2, 54, 74, 54√2, 94, 74√2.

Code: 945 0 54 744 74 74 743 148 74 204 94 54 203 114 54 347 114 74 376 111 37 547 0 54 540 54 54 284 82 26 26 108 52 47 110 54 46 110 50 266 82 26 62 114 46 63 114 40 405 108 0 34 111 37

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
74√2
74
20√2
20
34
37√2
54
54√2
28√2
2√2
4
4√2
26√2
6√2
6
40
3√2