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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:94AT GHM

Order: 18

Horizontal side: 94 Vertical side: 94

Elements: 2, 2√2, 4, 3√2, 6, 7√2, 10√2, 19, 20, 21, 17√2, 27, 20√2, 37, 47, 37√2, 57, 47√2.

Code: 575 0 37 474 47 47 473 94 47 104 57 37 36 64 44 65 67 41 271 94 47 70 64 44 41 71 41 22 73 39 21 73 41 215 73 20 193 73 20 377 0 37 370 37 37 174 54 20 204 74 0 203 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
3√2
6
27
7√2
4
2√2
2
21
19
37
37√2
17√2
20√2
20