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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:220AF GHM

Order: 18

Horizontal side: 220 Vertical side: 220

Elements: 2, 2√2, 4, 6, 14, 16√2, 32, 23√2, 32√2, 52, 58, 52√2, 58√2, 104, 110, 81√2, 116, 110√2.

Code: 1165 0 104 1104 110 110 1103 220 110 61 116 110 45 116 106 524 168 58 523 220 58 25 116 104 24 118 104 160 120 106 1047 0 104 236 81 81 147 104 104 327 104 90 320 136 90 810 81 81 584 162 0 583 220 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)

116
110√2
110
6
4
52√2
52
2
2√2
16√2
104
23√2
14
32
32√2
81√2
58√2
58