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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:154AV GHM

Order: 18

Horizontal side: 154 Vertical side: 154

Elements: 2√2, 12√2, 13√2, 14√2, 20, 24, 26, 28, 20√2, 37, 27√2, 40, 30√2, 57, 77, 57√2, 97, 77√2.

Code: 975 0 57 774 77 77 773 154 77 204 97 57 203 117 57 245 117 53 371 154 77 577 0 57 570 57 57 304 87 27 26 115 55 283 115 27 142 129 41 124 129 41 263 141 27 132 154 40 403 154 0 274 114 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)

97
77√2
77
20√2
20
24
37
57
57√2
30√2
2√2
28
14√2
12√2
26
13√2
40
27√2