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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:94AW GHM

Order: 18

Horizontal side: 94 Vertical side: 94

Elements: 1√2, 2, 2√2, 3, 3√2, 7, 10, 10√2, 20, 18√2, 19√2, 27, 20√2, 37, 47, 37√2, 57, 47√2.

Code: 575 0 37 474 47 47 473 94 47 104 57 37 103 67 37 75 67 40 271 94 47 37 67 40 30 70 40 24 72 38 23 74 38 202 94 20 14 73 37 196 55 19 377 0 37 370 37 37 184 55 19 203 94 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)

57
47√2
47
10√2
10
7
27
3
3√2
2√2
2
20√2
1√2
19√2
37
37√2
18√2
20