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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:120AU JDS

Order: 18

Horizontal side: 120 Vertical side: 120

Elements: 2√2, 3, 4, 4√2, 8, 8√2, 11√2, 16, 19, 22, 19√2, 38, 44, 38√2, 41√2, 44√2, 76, 60√2.

Code: 765 0 44 604 60 60 416 79 79 193 79 60 225 79 57 161 76 60 82 84 52 31 79 60 114 90 46 190 101 57 83 84 44 42 88 48 43 88 44 22 90 46 445 0 0 444 44 0 380 82 38 381 120 38

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)

76
60√2
41√2
19
22
16
8√2
3
11√2
19√2
8
4√2
4
2√2
44
44√2
38√2
38