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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:104BD GHM

Order: 18

Horizontal side: 104 Vertical side: 104

Elements: 4, 4√2, 7, 8, 8√2, 10√2, 15, 11√2, 20, 22, 20√2, 30, 22√2, 41, 52, 41√2, 63, 52√2.

Code: 635 0 41 524 52 52 523 104 52 114 63 41 100 74 52 301 104 52 86 56 34 207 64 42 200 84 42 417 0 41 410 41 41 151 56 41 77 56 41 85 56 26 44 60 22 43 64 22 224 82 0 223 104 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)

63
52√2
52
11√2
10√2
30
8√2
20
20√2
41
41√2
15
7
8
4√2
4
22√2
22