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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:105AH GHM

Order: 18

Horizontal side: 105 Vertical side: 105

Elements: 6√2, 9√2, 14, 18, 14√2, 24, 18√2, 26, 28, 26√2, 27√2, 39, 40, 42, 33√2, 51, 52, 39√2.

Code: 517 0 105 423 51 63 147 51 105 140 65 105 401 105 105 287 51 91 523 79 39 262 105 65 263 105 39 96 0 54 187 9 63 186 9 45 247 27 63 272 27 27 62 33 33 394 66 0 393 105 0 330 33 33

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)

51
42
14
14√2
40
28
52
26√2
26
9√2
18
18√2
24
27√2
6√2
39√2
39
33√2