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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:106AC GHM

Order: 18

Horizontal side: 106 Vertical side: 106

Elements: 6, 5√2, 6√2, 12, 18, 20, 23, 18√2, 20√2, 30, 33, 40, 30√2, 46, 33√2, 38√2, 40√2, 43√2.

Code: 467 0 106 400 46 106 401 86 106 202 106 86 201 106 106 436 63 43 60 6 66 61 12 66 187 12 66 186 12 48 332 63 33 331 63 66 237 63 66 302 30 30 121 12 60 52 68 38 380 68 38 303 30 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)

46
40√2
40
20√2
20
43√2
6√2
6
18
18√2
33√2
33
23
30√2
12
5√2
38√2
30