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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:132AO GHM

Order: 18

Horizontal side: 132 Vertical side: 132

Elements: 2√2, 4, 3√2, 4√2, 6, 6√2, 12√2, 14√2, 20, 26, 20√2, 40, 46, 43√2, 46√2, 66, 86, 66√2.

Code: 865 0 46 664 66 66 663 132 66 204 86 46 203 106 46 122 118 54 261 132 66 140 118 54 465 0 0 464 46 0 36 89 43 67 92 46 60 98 46 44 102 42 43 106 42 430 89 43 24 104 40 401 132 40

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)

86
66√2
66
20√2
20
12√2
26
14√2
46
46√2
3√2
6
6√2
4√2
4
43√2
2√2
40