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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:114AP1of8 GHM

Order: 18

Horizontal side: 114 Vertical side: 114

Elements: 2√2, 4, 4√2, 8, 6√2, 12, 17, 14√2, 17√2, 20√2, 23√2, 34, 37, 40, 37√2, 57, 77, 57√2.

Code: 775 0 37 574 57 57 573 114 57 204 77 37 343 97 23 172 114 40 171 114 57 403 114 0 377 0 37 370 37 37 64 43 31 20 49 37 144 63 23 40 47 35 41 51 35 125 51 23 81 51 31 234 74 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)

77
57√2
57
20√2
34
17√2
17
40
37
37√2
6√2
2√2
14√2
4√2
4
12
8
23√2