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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:104BJ GHM

Order: 18

Horizontal side: 104 Vertical side: 104

Elements: 3√2, 5, 5√2, 10, 9√2, 15, 12√2, 18, 15√2, 24, 19√2, 28, 30, 40, 52, 40√2, 64, 52√2.

Code: 645 0 40 524 52 52 523 104 52 124 64 40 90 76 52 281 104 52 30 67 43 181 85 43 192 104 24 407 0 40 400 40 40 301 70 40 152 85 25 153 85 10 243 104 0 101 80 10 52 85 5 51 85 10

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)

64
52√2
52
12√2
9√2
28
3√2
18
19√2
40
40√2
30
15√2
15
24
10
5√2
5