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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:112BF GHM

Order: 18

Horizontal side: 112 Vertical side: 112

Elements: 1√2, 2, 2√2, 3, 4, 7, 7√2, 14, 14√2, 28, 35, 38, 39, 28√2, 38√2, 56, 74, 56√2.

Code: 745 0 38 564 56 56 563 112 56 144 70 42 143 84 42 287 84 56 286 84 28 41 74 42 22 76 40 31 77 42 77 77 42 76 77 35 23 76 38 12 77 39 393 77 0 385 0 0 384 38 0 355 77 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)

74
56√2
56
14√2
14
28
28√2
4
2√2
3
7
7√2
2
1√2
39
38
38√2
35