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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:148AO GHM

Order: 18

Horizontal side: 148 Vertical side: 148

Elements: 5√2, 6√2, 10, 10√2, 13√2, 20, 26, 19√2, 20√2, 23√2, 36, 38, 50, 55, 74, 55√2, 93, 74√2.

Code: 935 0 55 744 74 74 743 148 74 194 93 55 130 112 74 361 148 74 60 99 61 261 125 61 232 148 38 557 0 55 550 55 55 501 105 55 202 125 35 383 148 0 203 125 15 105 105 5 104 115 5 54 110 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)

93
74√2
74
19√2
13√2
36
6√2
26
23√2
55
55√2
50
20√2
38
20
10
10√2
5√2