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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:102AR GHM

Order: 18

Horizontal side: 102 Vertical side: 102

Elements: 1√2, 6, 6√2, 12, 10√2, 11√2, 18, 20, 22, 24, 20√2, 40, 41, 42, 30√2, 41√2, 60, 61.

Code: 615 0 41 601 60 102 302 90 72 421 102 102 66 84 66 125 90 60 243 84 42 65 84 60 187 84 60 403 102 20 14 61 41 116 51 31 227 62 42 417 0 41 410 41 41 104 51 31 204 82 0 203 102 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)

61
60
30√2
42
6√2
12
24
6
18
40
1√2
11√2
22
41
41√2
10√2
20√2
20