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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:104BK GHM

Order: 18

Horizontal side: 104 Vertical side: 104

Elements: 5√2, 6√2, 7√2, 10, 12, 10√2, 12√2, 13√2, 20, 17√2, 26, 32, 26√2, 39, 46, 39√2, 65, 52√2.

Code: 655 0 39 524 52 52 463 104 58 66 52 52 127 58 58 120 70 58 174 87 41 323 104 26 74 65 39 203 72 26 102 82 36 101 82 46 52 87 41 397 0 39 390 39 39 134 52 26 264 78 0 263 104 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)

65
52√2
46
6√2
12
12√2
17√2
32
7√2
20
10√2
10
5√2
39
39√2
13√2
26√2
26