Squaring.net >> IRTS >> PPIRTSS >> Order 18

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:137AC GHM

Order: 18

Horizontal side: 137 Vertical side: 137

Elements: 6√2, 11, 12, 14, 12√2, 14√2, 24, 28, 36, 28√2, 42, 35√2, 53, 56, 42√2, 67, 70, 95.

Code: 957 0 137 673 95 70 427 95 137 426 95 95 365 95 59 286 0 42 567 28 70 703 84 0 352 119 35 111 95 70 241 119 59 122 131 47 121 131 59 62 137 53 533 137 0 285 0 14 145 0 0 144 14 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)

95
67
42
42√2
36
28√2
56
70
35√2
11
24
12√2
12
6√2
53
28
14
14√2