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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:148AI GHM

Order: 18

Horizontal side: 148 Vertical side: 148

Elements: 1√2, 2, 2√2, 3√2, 6, 10, 11√2, 22, 32, 26√2, 42, 32√2, 42√2, 64, 74, 53√2, 84, 74√2.

Code: 845 0 64 744 74 74 743 148 74 101 84 74 65 84 68 324 116 42 323 148 42 22 86 66 34 87 65 260 90 68 23 86 64 12 87 65 647 0 64 116 53 53 227 64 64 530 53 53 424 106 0 423 148 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)

84
74√2
74
10
6
32√2
32
2√2
3√2
26√2
2
1√2
64
11√2
22
53√2
42√2
42