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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:124AC1of2 GHM

Order: 18

Horizontal side: 124 Vertical side: 124

Elements: 3√2, 6, 5√2, 6√2, 10, 12, 9√2, 10√2, 20, 17√2, 20√2, 40, 42, 52, 62, 72, 52√2, 62√2.

Code: 725 0 52 624 62 62 623 124 62 104 72 52 103 82 52 52 87 57 421 124 62 170 87 57 527 0 52 520 52 52 94 61 43 66 64 46 127 70 52 36 61 43 65 64 40 401 104 40 202 124 20 203 124 0

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)

72
62√2
62
10√2
10
5√2
42
17√2
52
52√2
9√2
6√2
12
3√2
6
40
20√2
20